<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a0cb24-229a-74b5-8650-69ee9eed70b4,g:d245f93b-ad95-4d74-839b-743a06a1438b-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel"/>
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel"/>
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_ck0001548609_C000120208Member_label_en-US" xlink:label="lab_ck0001548609_C000120208Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000120208Member_documentation_en-US" xlink:label="lab_ck0001548609_C000120208Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Institutional Shares, C000120208</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000120208Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000120208Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000120208Member" xlink:to="lab_ck0001548609_C000120208Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_EquityAndGeneralMarketRiskMember_label_en-US" xlink:label="lab_ck0001548609_EquityAndGeneralMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity And General Market Risk Member</link:label>
    <link:label id="lab_ck0001548609_EquityAndGeneralMarketRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_EquityAndGeneralMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity And General Market Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_EquityAndGeneralMarketRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_EquityAndGeneralMarketRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_EquityAndGeneralMarketRiskMember" xlink:to="lab_ck0001548609_EquityAndGeneralMarketRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_SmallerCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_SmallerCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Smaller Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_SmallerCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_SmallerCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Smaller Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_SmallerCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_SmallerCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_SmallerCompanyRiskMember" xlink:to="lab_ck0001548609_SmallerCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000229577Member_label_en-US" xlink:label="lab_ck0001548609_C000229577Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000229577Member_documentation_en-US" xlink:label="lab_ck0001548609_C000229577Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Investor, C000229577, BIALX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000229577Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000229577Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000229577Member" xlink:to="lab_ck0001548609_C000229577Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000079575Member_label_en-US" xlink:label="lab_ck0001548609_S000079575Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund</link:label>
    <link:label id="lab_ck0001548609_S000079575Member_documentation_en-US" xlink:label="lab_ck0001548609_S000079575Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund, S000079575</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000079575Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000079575Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000079575Member" xlink:to="lab_ck0001548609_S000079575Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000198530Member_label_en-US" xlink:label="lab_ck0001548609_C000198530Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Beutel Goodman Large-Cap Value Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000198530Member_documentation_en-US" xlink:label="lab_ck0001548609_C000198530Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - Beutel Goodman Large-Cap Value Fund Advisor Shares, C000198530</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000198530Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000198530Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000198530Member" xlink:to="lab_ck0001548609_C000198530Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maryland Bonds And Municipal Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maryland Bonds And Municipal Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember" xlink:to="lab_ck0001548609_MarylandBondsAndMunicipalSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_JapaneseSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_JapaneseSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Japanese Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_JapaneseSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_JapaneseSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Japanese Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_JapaneseSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_JapaneseSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_JapaneseSecuritiesRiskMember" xlink:to="lab_ck0001548609_JapaneseSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000234309Member_label_en-US" xlink:label="lab_ck0001548609_C000234309Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000234309Member_documentation_en-US" xlink:label="lab_ck0001548609_C000234309Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Investor Shares, C000234309, BISLX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000234309Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000234309Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000234309Member" xlink:to="lab_ck0001548609_C000234309Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118721Member_label_en-US" xlink:label="lab_ck0001548609_C000118721Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118721Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118721Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Investor Shares, C000118721, BIAFX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118721Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118721Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118721Member" xlink:to="lab_ck0001548609_C000118721Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038482Member_label_en-US" xlink:label="lab_ck0001548609_S000038482Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund</link:label>
    <link:label id="lab_ck0001548609_S000038482Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038482Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund, S000038482</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038482Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038482Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038482Member" xlink:to="lab_ck0001548609_S000038482Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember_label_en-US" xlink:label="lab_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments In Other Investment Companies Risk Member</link:label>
    <link:label id="lab_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investments In Other Investment Companies Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember" xlink:to="lab_ck0001548609_InvestmentsInOtherInvestmentCompaniesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000216256Member_label_en-US" xlink:label="lab_ck0001548609_C000216256Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000216256Member_documentation_en-US" xlink:label="lab_ck0001548609_C000216256Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Advisor Shares, C000216256</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000216256Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000216256Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000216256Member" xlink:to="lab_ck0001548609_C000216256Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118734Member_label_en-US" xlink:label="lab_ck0001548609_C000118734Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118734Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118734Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Institutional Shares, C000118734, Class</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118734Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118734Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118734Member" xlink:to="lab_ck0001548609_C000118734Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118724Member_label_en-US" xlink:label="lab_ck0001548609_C000118724Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118724Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118724Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Investor Shares, C000118724, BIASX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118724Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118724Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118724Member" xlink:to="lab_ck0001548609_C000118724Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118714Member_label_en-US" xlink:label="lab_ck0001548609_C000118714Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118714Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118714Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Advisor Shares, C000118714, BAGAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118714Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118714Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118714Member" xlink:to="lab_ck0001548609_C000118714Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 2000 Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 2000 Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_Russell2000IndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118737Member_label_en-US" xlink:label="lab_ck0001548609_C000118737Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118737Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118737Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Institutional Shares, C000118737, Class</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118737Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118737Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118737Member" xlink:to="lab_ck0001548609_C000118737Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118727Member_label_en-US" xlink:label="lab_ck0001548609_C000118727Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118727Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118727Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Investor Shares, C000118727, BIAUX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118727Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118727Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118727Member" xlink:to="lab_ck0001548609_C000118727Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_U.S.GovernmentSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_U.S.GovernmentSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U.S. Government Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_U.S.GovernmentSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_U.S.GovernmentSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">U.S. Government Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_U.S.GovernmentSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_U.S.GovernmentSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_U.S.GovernmentSecuritiesRiskMember" xlink:to="lab_ck0001548609_U.S.GovernmentSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000043634Member_label_en-US" xlink:label="lab_ck0001548609_S000043634Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund</link:label>
    <link:label id="lab_ck0001548609_S000043634Member_documentation_en-US" xlink:label="lab_ck0001548609_S000043634Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund, S000043634, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000043634Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000043634Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000043634Member" xlink:to="lab_ck0001548609_S000043634Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000198528Member_label_en-US" xlink:label="lab_ck0001548609_C000198528Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Beutel Goodman Large-Cap Value Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000198528Member_documentation_en-US" xlink:label="lab_ck0001548609_C000198528Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - Beutel Goodman Large-Cap Value Fund Institutional Shares, C000198528, BVALX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000198528Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000198528Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000198528Member" xlink:to="lab_ck0001548609_C000198528Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000240652Member_label_en-US" xlink:label="lab_ck0001548609_C000240652Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000240652Member_documentation_en-US" xlink:label="lab_ck0001548609_C000240652Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Institutional Shares, C000240652, BASVX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000240652Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000240652Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000240652Member" xlink:to="lab_ck0001548609_C000240652Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_Russell1000RIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MSCI All Country World Index (ACWI)(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">MSCI All Country World Index (ACWI)(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_MSCIAllCountryWorldIndexACWIreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember_label_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">American Depositary Receipts And Global Depository Receipts Risk Member</link:label>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">American Depositary Receipts And Global Depository Receipts Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember" xlink:to="lab_ck0001548609_AmericanDepositaryReceiptsAndGlobalDepositoryReceiptsRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_SustainableInvestingPolicyRiskMember_label_en-US" xlink:label="lab_ck0001548609_SustainableInvestingPolicyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sustainable Investing Policy Risk Member</link:label>
    <link:label id="lab_ck0001548609_SustainableInvestingPolicyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_SustainableInvestingPolicyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sustainable Investing Policy Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_SustainableInvestingPolicyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_SustainableInvestingPolicyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_SustainableInvestingPolicyRiskMember" xlink:to="lab_ck0001548609_SustainableInvestingPolicyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000131938Member_label_en-US" xlink:label="lab_ck0001548609_C000131938Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Strategic European Equity Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000131938Member_documentation_en-US" xlink:label="lab_ck0001548609_C000131938Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - WMC Strategic European Equity Fund Investor Shares, C000131938, BIAHX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000131938Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000131938Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000131938Member" xlink:to="lab_ck0001548609_C000131938Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_EuropeanSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_EuropeanSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">European Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_EuropeanSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_EuropeanSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">European Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_EuropeanSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_EuropeanSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_EuropeanSecuritiesRiskMember" xlink:to="lab_ck0001548609_EuropeanSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000191095Member_label_en-US" xlink:label="lab_ck0001548609_C000191095Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000191095Member_documentation_en-US" xlink:label="lab_ck0001548609_C000191095Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Institutional Shares, C000191095, BAISX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000191095Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000191095Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000191095Member" xlink:to="lab_ck0001548609_C000191095Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-Investment Grade ("Junk Bond") Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Non-Investment Grade ("Junk Bond") Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember" xlink:to="lab_ck0001548609_NonInvestmentGradeJunkBondSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116562Member_label_en-US" xlink:label="lab_ck0001548609_C000116562Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000116562Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116562Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Institutional Shares, C000116562, BAFWX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116562Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116562Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116562Member" xlink:to="lab_ck0001548609_C000116562Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118736Member_label_en-US" xlink:label="lab_ck0001548609_C000118736Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118736Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118736Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Investor Shares, C000118736, BIAIX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118736Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118736Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118736Member" xlink:to="lab_ck0001548609_C000118736Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MSCIEuropeIndexMember_label_en-US" xlink:label="lab_ck0001548609_MSCIEuropeIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MSCI Europe Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_MSCIEuropeIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_MSCIEuropeIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">MSCI Europe Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MSCIEuropeIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MSCIEuropeIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MSCIEuropeIndexMember" xlink:to="lab_ck0001548609_MSCIEuropeIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_LargeCapitalizationCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_LargeCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Large Capitalization Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_LargeCapitalizationCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_LargeCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Large Capitalization Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_LargeCapitalizationCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_LargeCapitalizationCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_LargeCapitalizationCompanyRiskMember" xlink:to="lab_ck0001548609_LargeCapitalizationCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000049137Member_label_en-US" xlink:label="lab_ck0001548609_S000049137Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund</link:label>
    <link:label id="lab_ck0001548609_S000049137Member_documentation_en-US" xlink:label="lab_ck0001548609_S000049137Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund, S000049137</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000049137Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000049137Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000049137Member" xlink:to="lab_ck0001548609_S000049137Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118726Member_label_en-US" xlink:label="lab_ck0001548609_C000118726Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118726Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118726Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Advisor Shares, C000118726, BASAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118726Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118726Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118726Member" xlink:to="lab_ck0001548609_C000118726Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MSCI Emerging Markets Index&#160;(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">MSCI Emerging Markets Index&#160;(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_MSCIEmergingMarketsIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_LargeInvestorRiskMember_label_en-US" xlink:label="lab_ck0001548609_LargeInvestorRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Large Investor Risk Member</link:label>
    <link:label id="lab_ck0001548609_LargeInvestorRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_LargeInvestorRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Large Investor Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_LargeInvestorRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_LargeInvestorRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_LargeInvestorRiskMember" xlink:to="lab_ck0001548609_LargeInvestorRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 2000 Value&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 2000 Value&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_Russell2000ValueIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000037789Member_label_en-US" xlink:label="lab_ck0001548609_S000037789Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund</link:label>
    <link:label id="lab_ck0001548609_S000037789Member_documentation_en-US" xlink:label="lab_ck0001548609_S000037789Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund, S000037789</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000037789Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000037789Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000037789Member" xlink:to="lab_ck0001548609_S000037789Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Growth Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Growth Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_Russell1000GrowthIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000234310Member_label_en-US" xlink:label="lab_ck0001548609_C000234310Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Advisor Class</link:label>
    <link:label id="lab_ck0001548609_C000234310Member_documentation_en-US" xlink:label="lab_ck0001548609_C000234310Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Advisor Class, C000234310</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000234310Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000234310Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000234310Member" xlink:to="lab_ck0001548609_C000234310Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000154927Member_label_en-US" xlink:label="lab_ck0001548609_C000154927Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000154927Member_documentation_en-US" xlink:label="lab_ck0001548609_C000154927Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Institutional Shares, C000154927, BAFLX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000154927Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000154927Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000154927Member" xlink:to="lab_ck0001548609_C000154927Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000135279Member_label_en-US" xlink:label="lab_ck0001548609_C000135279Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000135279Member_documentation_en-US" xlink:label="lab_ck0001548609_C000135279Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Institutional Shares, C000135279, BAFZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000135279Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000135279Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000135279Member" xlink:to="lab_ck0001548609_C000135279Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000240651Member_label_en-US" xlink:label="lab_ck0001548609_C000240651Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000240651Member_documentation_en-US" xlink:label="lab_ck0001548609_C000240651Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Investor Shares, C000240651, BISVX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000240651Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000240651Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000240651Member" xlink:to="lab_ck0001548609_C000240651Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MSCI ACWI ex USA Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">MSCI ACWI ex USA Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_MSCIACWIexUSAIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000229578Member_label_en-US" xlink:label="lab_ck0001548609_C000229578Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000229578Member_documentation_en-US" xlink:label="lab_ck0001548609_C000229578Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Advisor, C000229578</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000229578Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000229578Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000229578Member" xlink:to="lab_ck0001548609_C000229578Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bloomberg Municipal Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bloomberg Municipal Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_BloombergMunicipalBondIndexIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118712Member_label_en-US" xlink:label="lab_ck0001548609_C000118712Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118712Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118712Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Investor Shares, C000118712, BIAGX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118712Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118712Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118712Member" xlink:to="lab_ck0001548609_C000118712Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038484Member_label_en-US" xlink:label="lab_ck0001548609_S000038484Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund</link:label>
    <link:label id="lab_ck0001548609_S000038484Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038484Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund, S000038484</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038484Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038484Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038484Member" xlink:to="lab_ck0001548609_S000038484Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_PrepaymentExtensionRiskMember_label_en-US" xlink:label="lab_ck0001548609_PrepaymentExtensionRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Prepayment/Extension Risk Member</link:label>
    <link:label id="lab_ck0001548609_PrepaymentExtensionRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_PrepaymentExtensionRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Prepayment/Extension Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_PrepaymentExtensionRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_PrepaymentExtensionRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_PrepaymentExtensionRiskMember" xlink:to="lab_ck0001548609_PrepaymentExtensionRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bloomberg Municipal 1-15 Year Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bloomberg Municipal 1-15 Year Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:to="lab_ck0001548609_BloombergMunicipal115YearIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_CreditRisk1Member_label_en-US" xlink:label="lab_ck0001548609_CreditRisk1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Risk 1 Member</link:label>
    <link:label id="lab_ck0001548609_CreditRisk1Member_documentation_en-US" xlink:label="lab_ck0001548609_CreditRisk1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Credit Risk 1 Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_CreditRisk1Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_CreditRisk1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_CreditRisk1Member" xlink:to="lab_ck0001548609_CreditRisk1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember_label_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">American Depositary Receipts (&#8220;ADRs&#8221;) And Global Depository Receipts (&#8220;GDRs&#8221;) Risk Member</link:label>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">American Depositary Receipts (&#8220;ADRs&#8221;) And Global Depository Receipts (&#8220;GDRs&#8221;) Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember" xlink:to="lab_ck0001548609_AmericanDepositaryReceiptsADRsAndGlobalDepositoryReceiptsGDRsRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000072895Member_label_en-US" xlink:label="lab_ck0001548609_S000072895Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund</link:label>
    <link:label id="lab_ck0001548609_S000072895Member_documentation_en-US" xlink:label="lab_ck0001548609_S000072895Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000072895Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000072895Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000072895Member" xlink:to="lab_ck0001548609_S000072895Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_NewFundRiskMember_label_en-US" xlink:label="lab_ck0001548609_NewFundRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Fund Risk Member</link:label>
    <link:label id="lab_ck0001548609_NewFundRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_NewFundRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">New Fund Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_NewFundRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_NewFundRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_NewFundRiskMember" xlink:to="lab_ck0001548609_NewFundRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000061323Member_label_en-US" xlink:label="lab_ck0001548609_S000061323Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Beutel Goodman Large-Cap Value Fund</link:label>
    <link:label id="lab_ck0001548609_S000061323Member_documentation_en-US" xlink:label="lab_ck0001548609_S000061323Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - Beutel Goodman Large-Cap Value Fund, S000061323, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000061323Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000061323Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000061323Member" xlink:to="lab_ck0001548609_S000061323Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_GeographicFocusRiskMember_label_en-US" xlink:label="lab_ck0001548609_GeographicFocusRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographic Focus Risk Member</link:label>
    <link:label id="lab_ck0001548609_GeographicFocusRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_GeographicFocusRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Geographic Focus Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_GeographicFocusRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_GeographicFocusRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_GeographicFocusRiskMember" xlink:to="lab_ck0001548609_GeographicFocusRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000216254Member_label_en-US" xlink:label="lab_ck0001548609_C000216254Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000216254Member_documentation_en-US" xlink:label="lab_ck0001548609_C000216254Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Investor Shares, C000216254, BITEX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000216254Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000216254Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000216254Member" xlink:to="lab_ck0001548609_C000216254Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118725Member_label_en-US" xlink:label="lab_ck0001548609_C000118725Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118725Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118725Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Growth Fund Institutional Shares, C000118725, BAFSX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118725Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118725Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118725Member" xlink:to="lab_ck0001548609_C000118725Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MarketRiskMember_label_en-US" xlink:label="lab_ck0001548609_MarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Market Risk Member</link:label>
    <link:label id="lab_ck0001548609_MarketRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Market Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MarketRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MarketRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MarketRiskMember" xlink:to="lab_ck0001548609_MarketRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116567Member_label_en-US" xlink:label="lab_ck0001548609_C000116567Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000116567Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116567Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Advisor Shares, C000116567</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116567Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116567Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116567Member" xlink:to="lab_ck0001548609_C000116567Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000058305Member_label_en-US" xlink:label="lab_ck0001548609_S000058305Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund</link:label>
    <link:label id="lab_ck0001548609_S000058305Member_documentation_en-US" xlink:label="lab_ck0001548609_S000058305Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund, S000058305, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000058305Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000058305Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000058305Member" xlink:to="lab_ck0001548609_S000058305Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000191097Member_label_en-US" xlink:label="lab_ck0001548609_C000191097Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000191097Member_documentation_en-US" xlink:label="lab_ck0001548609_C000191097Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Advisor Shares, C000191097, Class</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000191097Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000191097Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000191097Member" xlink:to="lab_ck0001548609_C000191097Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000154928Member_label_en-US" xlink:label="lab_ck0001548609_C000154928Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000154928Member_documentation_en-US" xlink:label="lab_ck0001548609_C000154928Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Investor Shares, C000154928, BIALX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000154928Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000154928Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000154928Member" xlink:to="lab_ck0001548609_C000154928Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000240650Member_label_en-US" xlink:label="lab_ck0001548609_C000240650Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000240650Member_documentation_en-US" xlink:label="lab_ck0001548609_C000240650Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Value Fund Advisor Shares, C000240650</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000240650Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000240650Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000240650Member" xlink:to="lab_ck0001548609_C000240650Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Value Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 1000&#174; Value Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_Russell1000ValueIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000039101Member_label_en-US" xlink:label="lab_ck0001548609_S000039101Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund</link:label>
    <link:label id="lab_ck0001548609_S000039101Member_documentation_en-US" xlink:label="lab_ck0001548609_S000039101Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Series, S000039101</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000039101Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000039101Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000039101Member" xlink:to="lab_ck0001548609_S000039101Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ConvertibleSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_ConvertibleSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Convertible Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_ConvertibleSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ConvertibleSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Convertible Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ConvertibleSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ConvertibleSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ConvertibleSecuritiesRiskMember" xlink:to="lab_ck0001548609_ConvertibleSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">S&amp;P 500&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S&amp;P 500&#174; Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_SP500IndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_InterestRateRisk1Member_label_en-US" xlink:label="lab_ck0001548609_InterestRateRisk1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Rate Risk 1 Member</link:label>
    <link:label id="lab_ck0001548609_InterestRateRisk1Member_documentation_en-US" xlink:label="lab_ck0001548609_InterestRateRisk1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest Rate Risk 1 Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_InterestRateRisk1Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_InterestRateRisk1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_InterestRateRisk1Member" xlink:to="lab_ck0001548609_InterestRateRisk1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000067228Member_label_en-US" xlink:label="lab_ck0001548609_S000067228Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund</link:label>
    <link:label id="lab_ck0001548609_S000067228Member_documentation_en-US" xlink:label="lab_ck0001548609_S000067228Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund, S000067228</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000067228Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000067228Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000067228Member" xlink:to="lab_ck0001548609_S000067228Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118713Member_label_en-US" xlink:label="lab_ck0001548609_C000118713Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118713Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118713Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund Institutional Shares, C000118713, BAFGX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118713Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118713Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118713Member" xlink:to="lab_ck0001548609_C000118713Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bloomberg US Aggregate Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bloomberg US Aggregate Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_BloombergUSAggregateBondIndexreflectsnodeductionforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_CurrencyAndExchangeRateRiskMember_label_en-US" xlink:label="lab_ck0001548609_CurrencyAndExchangeRateRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Currency And Exchange Rate Risk Member</link:label>
    <link:label id="lab_ck0001548609_CurrencyAndExchangeRateRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_CurrencyAndExchangeRateRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Currency And Exchange Rate Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_CurrencyAndExchangeRateRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_CurrencyAndExchangeRateRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_CurrencyAndExchangeRateRiskMember" xlink:to="lab_ck0001548609_CurrencyAndExchangeRateRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_TaxRiskMember_label_en-US" xlink:label="lab_ck0001548609_TaxRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Risk Member</link:label>
    <link:label id="lab_ck0001548609_TaxRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_TaxRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_TaxRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_TaxRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_TaxRiskMember" xlink:to="lab_ck0001548609_TaxRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116563Member_label_en-US" xlink:label="lab_ck0001548609_C000116563Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000116563Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116563Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Investor Shares, C000116563, BIAWX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116563Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116563Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116563Member" xlink:to="lab_ck0001548609_C000116563Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000135281Member_label_en-US" xlink:label="lab_ck0001548609_C000135281Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000135281Member_documentation_en-US" xlink:label="lab_ck0001548609_C000135281Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Advisor Shares, C000135281</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000135281Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000135281Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000135281Member" xlink:to="lab_ck0001548609_C000135281Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember_label_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">American Depositary Receipts (&#8220;ADRs&#8221;) Risk Member</link:label>
    <link:label id="lab_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">American Depositary Receipts (&#8220;ADRs&#8221;) Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_AmericanDepositaryReceiptsADRsRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember" xlink:to="lab_ck0001548609_AmericanDepositaryReceiptsADRsRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_PrivatePlacementRiskMember_label_en-US" xlink:label="lab_ck0001548609_PrivatePlacementRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Private Placement Risk Member</link:label>
    <link:label id="lab_ck0001548609_PrivatePlacementRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_PrivatePlacementRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Private Placement Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_PrivatePlacementRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_PrivatePlacementRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_PrivatePlacementRiskMember" xlink:to="lab_ck0001548609_PrivatePlacementRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038479Member_label_en-US" xlink:label="lab_ck0001548609_S000038479Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund</link:label>
    <link:label id="lab_ck0001548609_S000038479Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038479Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Growth Equity Fund, S000038479</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038479Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038479Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038479Member" xlink:to="lab_ck0001548609_S000038479Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000131937Member_label_en-US" xlink:label="lab_ck0001548609_C000131937Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Strategic European Equity Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000131937Member_documentation_en-US" xlink:label="lab_ck0001548609_C000131937Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - WMC Strategic European Equity Fund Institutional Shares, C000131937, BAFHX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000131937Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000131937Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000131937Member" xlink:to="lab_ck0001548609_C000131937Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bloomberg Mortgage Backed Securities Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bloomberg Mortgage Backed Securities Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:to="lab_ck0001548609_BloombergMortgageBackedSecuritiesIndexreflectsnodeductionforfeesexpensesandtaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember_label_en-US" xlink:label="lab_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bloomberg Intermediate US Aggregate Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bloomberg Intermediate US Aggregate Bond Index (reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_BloombergIntermediateUSAggregateBondIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember" xlink:to="lab_ck0001548609_BloombergIntermediateUSAggregateBondIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Smaller And Medium Capitalization Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Smaller And Medium Capitalization Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember" xlink:to="lab_ck0001548609_SmallerAndMediumCapitalizationCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116566Member_label_en-US" xlink:label="lab_ck0001548609_C000116566Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000116566Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116566Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Investor Shares, C000116566, BIAEX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116566Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116566Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116566Member" xlink:to="lab_ck0001548609_C000116566Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000191096Member_label_en-US" xlink:label="lab_ck0001548609_C000191096Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000191096Member_documentation_en-US" xlink:label="lab_ck0001548609_C000191096Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Bond Fund Investor Shares, C000191096, BASBX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000191096Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000191096Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000191096Member" xlink:to="lab_ck0001548609_C000191096Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_DebtFixedIncomeSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_DebtFixedIncomeSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt/Fixed Income Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_DebtFixedIncomeSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_DebtFixedIncomeSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Debt/Fixed Income Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_DebtFixedIncomeSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_DebtFixedIncomeSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_DebtFixedIncomeSecuritiesRiskMember" xlink:to="lab_ck0001548609_DebtFixedIncomeSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000234308Member_label_en-US" xlink:label="lab_ck0001548609_C000234308Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000234308Member_documentation_en-US" xlink:label="lab_ck0001548609_C000234308Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund Institutional Shares, C000234308, BAILX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000234308Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000234308Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000234308Member" xlink:to="lab_ck0001548609_C000234308Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000075346Member_label_en-US" xlink:label="lab_ck0001548609_S000075346Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund</link:label>
    <link:label id="lab_ck0001548609_S000075346Member_documentation_en-US" xlink:label="lab_ck0001548609_S000075346Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable International Leaders Fund, S000075346</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000075346Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000075346Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000075346Member" xlink:to="lab_ck0001548609_S000075346Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000120209Member_label_en-US" xlink:label="lab_ck0001548609_C000120209Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000120209Member_documentation_en-US" xlink:label="lab_ck0001548609_C000120209Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Investor Shares, C000120209</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000120209Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000120209Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000120209Member" xlink:to="lab_ck0001548609_C000120209Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MunicipalSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_MunicipalSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Municipal Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_MunicipalSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MunicipalSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Municipal Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MunicipalSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MunicipalSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MunicipalSecuritiesRiskMember" xlink:to="lab_ck0001548609_MunicipalSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000254124Member_label_en-US" xlink:label="lab_ck0001548609_C000254124Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Japan Equity Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000254124Member_documentation_en-US" xlink:label="lab_ck0001548609_C000254124Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S000088082 Brown Advisory - WMC Japan Equity Fund C000254124 Advisor Shares C000254125 Institutional Shares C000254126 Investor Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000254124Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000254124Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000254124Member" xlink:to="lab_ck0001548609_C000254124Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000154929Member_label_en-US" xlink:label="lab_ck0001548609_C000154929Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000154929Member_documentation_en-US" xlink:label="lab_ck0001548609_C000154929Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Global Leaders Fund Advisor Shares, C000154929</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000154929Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000154929Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000154929Member" xlink:to="lab_ck0001548609_C000154929Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">TOPIX Net Total Return Index&#8232;(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">TOPIX Net Total Return Index&#8232;(reflects no deduction for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:to="lab_ck0001548609_TOPIXNetTotalReturnIndexReflectsNoDeductionForFeesExpensesAndTaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ValuationRiskMember_label_en-US" xlink:label="lab_ck0001548609_ValuationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Valuation Risk Member</link:label>
    <link:label id="lab_ck0001548609_ValuationRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ValuationRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Valuation Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ValuationRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ValuationRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ValuationRiskMember" xlink:to="lab_ck0001548609_ValuationRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118735Member_label_en-US" xlink:label="lab_ck0001548609_C000118735Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118735Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118735Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Advisor Shares, C000118735</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118735Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118735Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118735Member" xlink:to="lab_ck0001548609_C000118735Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038486Member_label_en-US" xlink:label="lab_ck0001548609_S000038486Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund</link:label>
    <link:label id="lab_ck0001548609_S000038486Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038486Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund, S000038486, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038486Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038486Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038486Member" xlink:to="lab_ck0001548609_S000038486Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_RatingAgenciesRiskMember_label_en-US" xlink:label="lab_ck0001548609_RatingAgenciesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Rating Agencies Risk Member</link:label>
    <link:label id="lab_ck0001548609_RatingAgenciesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_RatingAgenciesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Rating Agencies Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_RatingAgenciesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_RatingAgenciesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_RatingAgenciesRiskMember" xlink:to="lab_ck0001548609_RatingAgenciesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ManagementRiskMember_label_en-US" xlink:label="lab_ck0001548609_ManagementRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Management Risk Member</link:label>
    <link:label id="lab_ck0001548609_ManagementRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ManagementRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Management Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ManagementRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ManagementRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ManagementRiskMember" xlink:to="lab_ck0001548609_ManagementRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000216255Member_label_en-US" xlink:label="lab_ck0001548609_C000216255Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000216255Member_documentation_en-US" xlink:label="lab_ck0001548609_C000216255Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Sustainable Bond Fund Institutional Shares, C000216255</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000216255Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000216255Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000216255Member" xlink:to="lab_ck0001548609_C000216255Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000088082Member_label_en-US" xlink:label="lab_ck0001548609_S000088082Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Japan Equity Fund</link:label>
    <link:label id="lab_ck0001548609_S000088082Member_documentation_en-US" xlink:label="lab_ck0001548609_S000088082Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S000088082 Brown Advisory - WMC Japan Equity Fund C000254124 Advisor Shares C000254125 Institutional Shares C000254126 Investor Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000088082Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000088082Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000088082Member" xlink:to="lab_ck0001548609_S000088082Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038483Member_label_en-US" xlink:label="lab_ck0001548609_S000038483Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small-Cap Growth Fund</link:label>
    <link:label id="lab_ck0001548609_S000038483Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038483Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small-Cap Growth Fund, S000038483</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038483Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038483Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038483Member" xlink:to="lab_ck0001548609_S000038483Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_DerivativesRiskMember_label_en-US" xlink:label="lab_ck0001548609_DerivativesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivatives Risk Member</link:label>
    <link:label id="lab_ck0001548609_DerivativesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_DerivativesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivatives Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_DerivativesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_DerivativesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_DerivativesRiskMember" xlink:to="lab_ck0001548609_DerivativesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118738Member_label_en-US" xlink:label="lab_ck0001548609_C000118738Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118738Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118738Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund Advisor Shares, C000118738, BAIAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118738Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118738Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118738Member" xlink:to="lab_ck0001548609_C000118738Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118723Member_label_en-US" xlink:label="lab_ck0001548609_C000118723Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118723Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118723Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Advisor Shares, C000118723, BAFAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118723Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118723Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118723Member" xlink:to="lab_ck0001548609_C000118723Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000254125Member_label_en-US" xlink:label="lab_ck0001548609_C000254125Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Japan Equity Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000254125Member_documentation_en-US" xlink:label="lab_ck0001548609_C000254125Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S000088082 Brown Advisory - WMC Japan Equity Fund C000254124 Advisor Shares C000254125 Institutional Shares C000254126 Investor Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000254125Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000254125Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000254125Member" xlink:to="lab_ck0001548609_C000254125Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000038487Member_label_en-US" xlink:label="lab_ck0001548609_S000038487Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund</link:label>
    <link:label id="lab_ck0001548609_S000038487Member_documentation_en-US" xlink:label="lab_ck0001548609_S000038487Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Intermediate Income Fund, S000038487, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000038487Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000038487Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000038487Member" xlink:to="lab_ck0001548609_S000038487Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116565Member_label_en-US" xlink:label="lab_ck0001548609_C000116565Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000116565Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116565Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund Institutional Shares, C000116565, BTEIX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116565Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116565Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116565Member" xlink:to="lab_ck0001548609_C000116565Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ETFRiskMember_label_en-US" xlink:label="lab_ck0001548609_ETFRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ETF Risk Member</link:label>
    <link:label id="lab_ck0001548609_ETFRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ETFRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ETFRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ETFRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ETFRiskMember" xlink:to="lab_ck0001548609_ETFRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000198529Member_label_en-US" xlink:label="lab_ck0001548609_C000198529Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Beutel Goodman Large-Cap Value Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000198529Member_documentation_en-US" xlink:label="lab_ck0001548609_C000198529Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - Beutel Goodman Large-Cap Value Fund Investor Shares, C000198529</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000198529Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000198529Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000198529Member" xlink:to="lab_ck0001548609_C000198529Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_PortfolioTurnoverRiskMember_label_en-US" xlink:label="lab_ck0001548609_PortfolioTurnoverRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Portfolio Turnover Risk Member</link:label>
    <link:label id="lab_ck0001548609_PortfolioTurnoverRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_PortfolioTurnoverRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Portfolio Turnover Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_PortfolioTurnoverRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_PortfolioTurnoverRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_PortfolioTurnoverRiskMember" xlink:to="lab_ck0001548609_PortfolioTurnoverRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118729Member_label_en-US" xlink:label="lab_ck0001548609_C000118729Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118729Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118729Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Advisor Shares, C000118729, BAUAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118729Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118729Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118729Member" xlink:to="lab_ck0001548609_C000118729Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000131939Member_label_en-US" xlink:label="lab_ck0001548609_C000131939Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory - WMC Strategic European Equity Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000131939Member_documentation_en-US" xlink:label="lab_ck0001548609_C000131939Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Strategic European Equity Fund Advisor Shares, C000131939, BAHAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000131939Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000131939Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000131939Member" xlink:to="lab_ck0001548609_C000131939Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118722Member_label_en-US" xlink:label="lab_ck0001548609_C000118722Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118722Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118722Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Flexible Equity Fund Institutional Shares, C000118722, BAFFX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118722Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118722Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118722Member" xlink:to="lab_ck0001548609_C000118722Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_CybersecurityAndAIRiskMember_label_en-US" xlink:label="lab_ck0001548609_CybersecurityAndAIRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cybersecurity And AI Risk Member</link:label>
    <link:label id="lab_ck0001548609_CybersecurityAndAIRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_CybersecurityAndAIRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cybersecurity And AI Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_CybersecurityAndAIRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_CybersecurityAndAIRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_CybersecurityAndAIRiskMember" xlink:to="lab_ck0001548609_CybersecurityAndAIRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000116564Member_label_en-US" xlink:label="lab_ck0001548609_C000116564Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000116564Member_documentation_en-US" xlink:label="lab_ck0001548609_C000116564Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Growth Fund Advisor Shares, C000116564, BAWAX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000116564Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000116564Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000116564Member" xlink:to="lab_ck0001548609_C000116564Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000135280Member_label_en-US" xlink:label="lab_ck0001548609_C000135280Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000135280Member_documentation_en-US" xlink:label="lab_ck0001548609_C000135280Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Mortgage Securities Fund Investor Shares, C000135280, BIAZX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000135280Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000135280Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000135280Member" xlink:to="lab_ck0001548609_C000135280Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000254126Member_label_en-US" xlink:label="lab_ck0001548609_C000254126Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Japan Equity Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000254126Member_documentation_en-US" xlink:label="lab_ck0001548609_C000254126Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">S000088082 Brown Advisory - WMC Japan Equity Fund C000254124 Advisor Shares C000254125 Institutional Shares C000254126 Investor Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000254126Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000254126Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000254126Member" xlink:to="lab_ck0001548609_C000254126Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000229576Member_label_en-US" xlink:label="lab_ck0001548609_C000229576Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000229576Member_documentation_en-US" xlink:label="lab_ck0001548609_C000229576Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Sustainable Small-Cap Core Fund Institutional, C000229576, BAFYX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000229576Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000229576Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000229576Member" xlink:to="lab_ck0001548609_C000229576Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember_label_en-US" xlink:label="lab_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Russell 2000&#174; Growth Index (reflects no deductions for fees, expenses and taxes)</link:label>
    <link:label id="lab_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember_documentation_en-US" xlink:label="lab_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Russell 2000&#174; Growth Index (reflects no deductions for fees, expenses and taxes)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember" xlink:to="lab_ck0001548609_Russell2000GrowthIndexreflectsnodeductionsforfeesexpensesortaxesIndexMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MaturityRiskMember_label_en-US" xlink:label="lab_ck0001548609_MaturityRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturity Risk Member</link:label>
    <link:label id="lab_ck0001548609_MaturityRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MaturityRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maturity Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MaturityRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MaturityRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MaturityRiskMember" xlink:to="lab_ck0001548609_MaturityRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember_label_en-US" xlink:label="lab_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">To Be Announced (&#8220;TBA&#8221;) Transactions Risk Member</link:label>
    <link:label id="lab_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">To Be Announced (&#8220;TBA&#8221;) Transactions Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ToBeAnnouncedTBATransactionsRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember" xlink:to="lab_ck0001548609_ToBeAnnouncedTBATransactionsRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_SmallerCapitalizationCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_SmallerCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Smaller Capitalization Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_SmallerCapitalizationCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_SmallerCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Smaller Capitalization Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_SmallerCapitalizationCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_SmallerCapitalizationCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_SmallerCapitalizationCompanyRiskMember" xlink:to="lab_ck0001548609_SmallerCapitalizationCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000042683Member_label_en-US" xlink:label="lab_ck0001548609_S000042683Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory WMC Strategic European Equity Fund</link:label>
    <link:label id="lab_ck0001548609_S000042683Member_documentation_en-US" xlink:label="lab_ck0001548609_S000042683Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory - WMC Strategic European Equity Fund, S000042683, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000042683Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000042683Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000042683Member" xlink:to="lab_ck0001548609_S000042683Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_S000037790Member_label_en-US" xlink:label="lab_ck0001548609_S000037790Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund</link:label>
    <link:label id="lab_ck0001548609_S000037790Member_documentation_en-US" xlink:label="lab_ck0001548609_S000037790Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Tax-Exempt Bond Fund, S000037790, Series</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_S000037790Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_S000037790Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_S000037790Member" xlink:to="lab_ck0001548609_S000037790Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MortgageRelatedSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_MortgageRelatedSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mortgage-Related Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_MortgageRelatedSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MortgageRelatedSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mortgage-Related Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MortgageRelatedSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MortgageRelatedSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MortgageRelatedSecuritiesRiskMember" xlink:to="lab_ck0001548609_MortgageRelatedSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_REITAndRealEstateRiskMember_label_en-US" xlink:label="lab_ck0001548609_REITAndRealEstateRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">REIT And Real Estate Risk Member</link:label>
    <link:label id="lab_ck0001548609_REITAndRealEstateRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_REITAndRealEstateRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">REIT And Real Estate Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_REITAndRealEstateRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_REITAndRealEstateRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_REITAndRealEstateRiskMember" xlink:to="lab_ck0001548609_REITAndRealEstateRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000120210Member_label_en-US" xlink:label="lab_ck0001548609_C000120210Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Advisor Shares</link:label>
    <link:label id="lab_ck0001548609_C000120210Member_documentation_en-US" xlink:label="lab_ck0001548609_C000120210Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Emerging Markets Select Fund Advisor Shares, C000120210</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000120210Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000120210Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000120210Member" xlink:to="lab_ck0001548609_C000120210Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mortgage- And Asset-Backed Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mortgage- And Asset-Backed Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember" xlink:to="lab_ck0001548609_MortgageAndAssetBackedSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118733Member_label_en-US" xlink:label="lab_ck0001548609_C000118733Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Investor Shares</link:label>
    <link:label id="lab_ck0001548609_C000118733Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118733Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Maryland Bond Fund Investor Shares, C000118733, BIAMX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118733Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118733Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118733Member" xlink:to="lab_ck0001548609_C000118733Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_LiquidityRiskMember_label_en-US" xlink:label="lab_ck0001548609_LiquidityRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liquidity Risk Member</link:label>
    <link:label id="lab_ck0001548609_LiquidityRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_LiquidityRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Liquidity Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_LiquidityRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_LiquidityRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_LiquidityRiskMember" xlink:to="lab_ck0001548609_LiquidityRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_EmergingMarketsRiskMember_label_en-US" xlink:label="lab_ck0001548609_EmergingMarketsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Emerging Markets Risk Member</link:label>
    <link:label id="lab_ck0001548609_EmergingMarketsRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_EmergingMarketsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Emerging Markets Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_EmergingMarketsRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_EmergingMarketsRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_EmergingMarketsRiskMember" xlink:to="lab_ck0001548609_EmergingMarketsRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_MediumCapitalizationCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_MediumCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Medium Capitalization Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_MediumCapitalizationCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_MediumCapitalizationCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Medium Capitalization Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_MediumCapitalizationCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_MediumCapitalizationCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_MediumCapitalizationCompanyRiskMember" xlink:to="lab_ck0001548609_MediumCapitalizationCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ForeignSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001548609_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:label id="lab_ck0001548609_ForeignSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ForeignSecuritiesRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ForeignSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ForeignSecuritiesRiskMember" xlink:to="lab_ck0001548609_ForeignSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_C000118728Member_label_en-US" xlink:label="lab_ck0001548609_C000118728Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Institutional Shares</link:label>
    <link:label id="lab_ck0001548609_C000118728Member_documentation_en-US" xlink:label="lab_ck0001548609_C000118728Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Brown Advisory Small&#8209;Cap Fundamental Value Fund Institutional Shares, C000118728, BAUUX</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_C000118728Member" xlink:href="ck0001548609-20261029.xsd#ck0001548609_C000118728Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_C000118728Member" xlink:to="lab_ck0001548609_C000118728Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_GrowthCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_GrowthCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Growth Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_GrowthCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_GrowthCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Growth Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_GrowthCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_GrowthCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_GrowthCompanyRiskMember" xlink:to="lab_ck0001548609_GrowthCompanyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001548609_ValueCompanyRiskMember_label_en-US" xlink:label="lab_ck0001548609_ValueCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Value Company Risk Member</link:label>
    <link:label id="lab_ck0001548609_ValueCompanyRiskMember_documentation_en-US" xlink:label="lab_ck0001548609_ValueCompanyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Value Company Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001548609_ValueCompanyRiskMember" xlink:href="ck0001548609-20261029.xsd#ck0001548609_ValueCompanyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001548609_ValueCompanyRiskMember" xlink:to="lab_ck0001548609_ValueCompanyRiskMember" xlink:type="arc" order="1"/>
  </link:labelLink>
</link:linkbase>
