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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e46d5-77a6-7dc9-9b1b-8ad221a289e7,g:3b786d5e-8d1c-4517-b278-bb2c6665f832-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:pack="http://www.ranpak.com/20260630" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.ranpak.com/20260630">
  <xs:import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/currency/2026" schemaLocation="https://xbrl.sec.gov/currency/2026/currency-2026.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="pack-20260630_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="pack-20260630_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="pack-20260630_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="pack-20260630_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="CoverPage" roleURI="http://www.ranpak.com/role/CoverPage">
        <link:definition>0000001 - Document - Cover Page</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedCondensedConsolidatedStatementsofOperationsandComprehensiveLoss" roleURI="http://www.ranpak.com/role/UnauditedCondensedConsolidatedStatementsofOperationsandComprehensiveLoss">
        <link:definition>9952151 - Statement - Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedCondensedConsolidatedBalanceSheets" roleURI="http://www.ranpak.com/role/UnauditedCondensedConsolidatedBalanceSheets">
        <link:definition>9952152 - Statement - Unaudited Condensed Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedCondensedConsolidatedBalanceSheetsParenthetical" roleURI="http://www.ranpak.com/role/UnauditedCondensedConsolidatedBalanceSheetsParenthetical">
        <link:definition>9952153 - Statement - Unaudited Condensed Consolidated Balance Sheets (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedCondensedConsolidatedStatementsofChangesinShareholdersEquity" roleURI="http://www.ranpak.com/role/UnauditedCondensedConsolidatedStatementsofChangesinShareholdersEquity">
        <link:definition>9952154 - Statement - Unaudited Condensed Consolidated Statements of Changes in Shareholders' Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="UnauditedCondensedConsolidatedStatementsofCashFlows" roleURI="http://www.ranpak.com/role/UnauditedCondensedConsolidatedStatementsofCashFlows">
        <link:definition>9952155 - Statement - Unaudited Condensed Consolidated Statements of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NatureofOperations" roleURI="http://www.ranpak.com/role/NatureofOperations">
        <link:definition>9952156 - Disclosure - Nature of Operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="BasisofPresentationandSummaryofSignificantAccountingPolicies" roleURI="http://www.ranpak.com/role/BasisofPresentationandSummaryofSignificantAccountingPolicies">
        <link:definition>9952157 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformation" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformation">
        <link:definition>9952158 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformation" roleURI="http://www.ranpak.com/role/SegmentInformation">
        <link:definition>9952159 - Disclosure - Segment Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomers" roleURI="http://www.ranpak.com/role/ContractswithCustomers">
        <link:definition>9952160 - Disclosure - Contracts with Customers</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnet" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnet">
        <link:definition>9952161 - Disclosure - Goodwill and Intangible Assets, net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebt" roleURI="http://www.ranpak.com/role/LongTermDebt">
        <link:definition>9952162 - Disclosure - Long-Term Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstruments" roleURI="http://www.ranpak.com/role/DerivativeInstruments">
        <link:definition>9952163 - Disclosure - Derivative Instruments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLoss" roleURI="http://www.ranpak.com/role/AccumulatedOtherComprehensiveLoss">
        <link:definition>9952164 - Disclosure - Accumulated Other Comprehensive Loss</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurement" roleURI="http://www.ranpak.com/role/FairValueMeasurement">
        <link:definition>9952165 - Disclosure - Fair Value Measurement</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.ranpak.com/role/IncomeTaxes">
        <link:definition>9952166 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Leases" roleURI="http://www.ranpak.com/role/Leases">
        <link:definition>9952167 - Disclosure - Leases</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsandContingencies" roleURI="http://www.ranpak.com/role/CommitmentsandContingencies">
        <link:definition>9952168 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensation" roleURI="http://www.ranpak.com/role/StockBasedCompensation">
        <link:definition>9952169 - Disclosure - Stock-Based Compensation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LossperShare" roleURI="http://www.ranpak.com/role/LossperShare">
        <link:definition>9952170 - Disclosure - Loss per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="TransactionswithRelatedParties" roleURI="http://www.ranpak.com/role/TransactionswithRelatedParties">
        <link:definition>9952171 - Disclosure - Transactions with Related Parties</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareholdersEquity" roleURI="http://www.ranpak.com/role/ShareholdersEquity">
        <link:definition>9952172 - Disclosure - Shareholders' Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StrategicInvestments" roleURI="http://www.ranpak.com/role/StrategicInvestments">
        <link:definition>9952173 - Disclosure - Strategic Investments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEvents" roleURI="http://www.ranpak.com/role/SubsequentEvents">
        <link:definition>9952174 - Disclosure - Subsequent Events</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" roleURI="http://www.ranpak.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies">
        <link:definition>9955511 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationTables" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationTables">
        <link:definition>9955512 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationTables" roleURI="http://www.ranpak.com/role/SegmentInformationTables">
        <link:definition>9955513 - Disclosure - Segment Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomersTables" roleURI="http://www.ranpak.com/role/ContractswithCustomersTables">
        <link:definition>9955514 - Disclosure - Contracts with Customers (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetTables" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetTables">
        <link:definition>9955515 - Disclosure - Goodwill and Intangible Assets, net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtTables" roleURI="http://www.ranpak.com/role/LongTermDebtTables">
        <link:definition>9955516 - Disclosure - Long-Term Debt (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstrumentsTables" roleURI="http://www.ranpak.com/role/DerivativeInstrumentsTables">
        <link:definition>9955517 - Disclosure - Derivative Instruments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossTables" roleURI="http://www.ranpak.com/role/AccumulatedOtherComprehensiveLossTables">
        <link:definition>9955518 - Disclosure - Accumulated Other Comprehensive Loss (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementTables" roleURI="http://www.ranpak.com/role/FairValueMeasurementTables">
        <link:definition>9955519 - Disclosure - Fair Value Measurement (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesTables" roleURI="http://www.ranpak.com/role/IncomeTaxesTables">
        <link:definition>9955520 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesTables" roleURI="http://www.ranpak.com/role/LeasesTables">
        <link:definition>9955521 - Disclosure - Leases (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationTables" roleURI="http://www.ranpak.com/role/StockBasedCompensationTables">
        <link:definition>9955522 - Disclosure - Stock-Based Compensation (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LossperShareTables" roleURI="http://www.ranpak.com/role/LossperShareTables">
        <link:definition>9955523 - Disclosure - Loss per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationNarrativeDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationNarrativeDetails">
        <link:definition>9955524 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationComponentsofAccountsReceivableNetDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationComponentsofAccountsReceivableNetDetails">
        <link:definition>9955525 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Components of Accounts Receivable, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationComponentsofInventoriesDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationComponentsofInventoriesDetails">
        <link:definition>9955526 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Components of Inventories (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationPropertyPlantandEquipmentDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationPropertyPlantandEquipmentDetails">
        <link:definition>9955527 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Property. Plant and Equipment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationDepreciationExpenseDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationDepreciationExpenseDetails">
        <link:definition>9955528 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Depreciation Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetDataandCashFlowInformationAccruedLiabilitiesandOtherDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetDataandCashFlowInformationAccruedLiabilitiesandOtherDetails">
        <link:definition>9955529 - Disclosure - Supplemental Balance Sheet Data and Cash Flow Information - Accrued Liabilities and Other (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalBalanceSheetandCashFlowInformationScheduleofSupplementalCashFlowInformationDetails" roleURI="http://www.ranpak.com/role/SupplementalBalanceSheetandCashFlowInformationScheduleofSupplementalCashFlowInformationDetails">
        <link:definition>9955530 - Disclosure - Supplemental Balance Sheet and Cash Flow Information - Schedule of Supplemental Cash Flow Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationNarrativeDetails" roleURI="http://www.ranpak.com/role/SegmentInformationNarrativeDetails">
        <link:definition>9955531 - Disclosure - Segment Information - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationOperatingResultsbyReportableSegmentDetails" roleURI="http://www.ranpak.com/role/SegmentInformationOperatingResultsbyReportableSegmentDetails">
        <link:definition>9955532 - Disclosure - Segment Information - Operating Results by Reportable Segment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationLongLivedAssetsandCapitalExpendituresbySegmentDetails" roleURI="http://www.ranpak.com/role/SegmentInformationLongLivedAssetsandCapitalExpendituresbySegmentDetails">
        <link:definition>9955533 - Disclosure - Segment Information - Long-Lived Assets and Capital Expenditures by Segment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomersNarrativeDetails" roleURI="http://www.ranpak.com/role/ContractswithCustomersNarrativeDetails">
        <link:definition>9955534 - Disclosure - Contracts with Customers - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomersNarrativeDetails_1" roleURI="http://www.ranpak.com/role/ContractswithCustomersNarrativeDetails_1">
        <link:definition>9955534 - Disclosure - Contracts with Customers - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomersScheduleofWarrantAgreementsWithCustomersDetails" roleURI="http://www.ranpak.com/role/ContractswithCustomersScheduleofWarrantAgreementsWithCustomersDetails">
        <link:definition>9955535 - Disclosure - Contracts with Customers - Schedule of Warrant Agreements With Customers (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContractswithCustomersScheduleofContractAssetsandContractLiabilitiesDetails" roleURI="http://www.ranpak.com/role/ContractswithCustomersScheduleofContractAssetsandContractLiabilitiesDetails">
        <link:definition>9955536 - Disclosure - Contracts with Customers - Schedule of Contract Assets and Contract Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetScheduleofGoodwillBalancesbyReportableSegmentDetails" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetScheduleofGoodwillBalancesbyReportableSegmentDetails">
        <link:definition>9955537 - Disclosure - Goodwill and Intangible Assets, net - Schedule of Goodwill Balances by Reportable Segment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetScheduleofIdentifiableIntangibleAssetsNetDetails" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetScheduleofIdentifiableIntangibleAssetsNetDetails">
        <link:definition>9955538 - Disclosure - Goodwill and Intangible Assets, net - Schedule of Identifiable Intangible Assets, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetScheduleofIdentifiableIntangibleAssetsNetDetails_1" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetScheduleofIdentifiableIntangibleAssetsNetDetails_1">
        <link:definition>9955538 - Disclosure - Goodwill and Intangible Assets, net - Schedule of Identifiable Intangible Assets, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetScheduleofRemainingEstimatedAmortizationExpenseforDefiniteLivedIntangibleAssetsDetails" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetScheduleofRemainingEstimatedAmortizationExpenseforDefiniteLivedIntangibleAssetsDetails">
        <link:definition>9955539 - Disclosure - Goodwill and Intangible Assets, net - Schedule of Remaining Estimated Amortization Expense for Definite-Lived Intangible Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillandIntangibleAssetsnetNarrativeDetails" roleURI="http://www.ranpak.com/role/GoodwillandIntangibleAssetsnetNarrativeDetails">
        <link:definition>9955540 - Disclosure - Goodwill and Intangible Assets, net - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtNarrativeDetails" roleURI="http://www.ranpak.com/role/LongTermDebtNarrativeDetails">
        <link:definition>9955541 - Disclosure - Long-Term Debt - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtScheduleofLongTermDebtDetails" roleURI="http://www.ranpak.com/role/LongTermDebtScheduleofLongTermDebtDetails">
        <link:definition>9955542 - Disclosure - Long-Term Debt - Schedule of Long Term Debt (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LongTermDebtScheduleofLongTermDebtDetails_1" roleURI="http://www.ranpak.com/role/LongTermDebtScheduleofLongTermDebtDetails_1">
        <link:definition>9955542 - Disclosure - Long-Term Debt - Schedule of Long Term Debt (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstrumentsNarrativeDetails" roleURI="http://www.ranpak.com/role/DerivativeInstrumentsNarrativeDetails">
        <link:definition>9955543 - Disclosure - Derivative Instruments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstrumentsScheduleofFairValuesandClassificationofDerivativeAssetsandLiabilitiesDetails" roleURI="http://www.ranpak.com/role/DerivativeInstrumentsScheduleofFairValuesandClassificationofDerivativeAssetsandLiabilitiesDetails">
        <link:definition>9955544 - Disclosure - Derivative Instruments - Schedule of Fair Values and Classification of Derivative Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstrumentsScheduleofFairValuesandClassificationofDerivativeAssetsandLiabilitiesDetails_1" roleURI="http://www.ranpak.com/role/DerivativeInstrumentsScheduleofFairValuesandClassificationofDerivativeAssetsandLiabilitiesDetails_1">
        <link:definition>9955544 - Disclosure - Derivative Instruments - Schedule of Fair Values and Classification of Derivative Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeInstrumentsScheduleofEffectofDerivativeInstrumentsonStatementofOperationsandComprehensiveIncomeLossDetails" roleURI="http://www.ranpak.com/role/DerivativeInstrumentsScheduleofEffectofDerivativeInstrumentsonStatementofOperationsandComprehensiveIncomeLossDetails">
        <link:definition>9955545 - Disclosure - Derivative Instruments - Schedule of Effect of Derivative Instruments on Statement of Operations and Comprehensive Income (Loss) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossScheduleofComponentsofAOCIDetails" roleURI="http://www.ranpak.com/role/AccumulatedOtherComprehensiveLossScheduleofComponentsofAOCIDetails">
        <link:definition>9955546 - Disclosure - Accumulated Other Comprehensive Loss - Schedule of Components of AOCI (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossScheduleofChangesinAOCIDetails" roleURI="http://www.ranpak.com/role/AccumulatedOtherComprehensiveLossScheduleofChangesinAOCIDetails">
        <link:definition>9955547 - Disclosure - Accumulated Other Comprehensive Loss - Schedule of Changes in AOCI (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementDetails" roleURI="http://www.ranpak.com/role/FairValueMeasurementDetails">
        <link:definition>9955548 - Disclosure - Fair Value Measurement (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesDetails" roleURI="http://www.ranpak.com/role/IncomeTaxesDetails">
        <link:definition>9955549 - Disclosure - Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesNarrativeDetails" roleURI="http://www.ranpak.com/role/LeasesNarrativeDetails">
        <link:definition>9955550 - Disclosure - Leases - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofSupplementalBalanceSheetInformationDetails" roleURI="http://www.ranpak.com/role/LeasesScheduleofSupplementalBalanceSheetInformationDetails">
        <link:definition>9955551 - Disclosure - Leases - Schedule of Supplemental Balance Sheet Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofComponentsofLeaseCostsDetails" roleURI="http://www.ranpak.com/role/LeasesScheduleofComponentsofLeaseCostsDetails">
        <link:definition>9955552 - Disclosure - Leases - Schedule of Components of Lease Costs (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails" roleURI="http://www.ranpak.com/role/LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails">
        <link:definition>9955553 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails_1" roleURI="http://www.ranpak.com/role/LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails_1">
        <link:definition>9955553 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails_2" roleURI="http://www.ranpak.com/role/LeasesScheduleofMaturitiesofLeaseLiabilitiesDetails_2">
        <link:definition>9955553 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LeasesScheduleofAdditionalInformationRelatedtoLeasesDetails" roleURI="http://www.ranpak.com/role/LeasesScheduleofAdditionalInformationRelatedtoLeasesDetails">
        <link:definition>9955554 - Disclosure - Leases - Schedule of Additional Information Related to Leases (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofStockBasedCompensationExpenseDetails" roleURI="http://www.ranpak.com/role/StockBasedCompensationScheduleofStockBasedCompensationExpenseDetails">
        <link:definition>9955555 - Disclosure - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationNarrativeDetails" roleURI="http://www.ranpak.com/role/StockBasedCompensationNarrativeDetails">
        <link:definition>9955556 - Disclosure - Stock-Based Compensation - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationScheduleofActivityRelatedtoRestrictedStockUnitsDetails" roleURI="http://www.ranpak.com/role/StockBasedCompensationScheduleofActivityRelatedtoRestrictedStockUnitsDetails">
        <link:definition>9955557 - Disclosure - Stock-Based Compensation - Schedule of Activity Related to Restricted Stock Units (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LossperShareScheduleofComputationofLossperShareDetails" roleURI="http://www.ranpak.com/role/LossperShareScheduleofComputationofLossperShareDetails">
        <link:definition>9955558 - Disclosure - Loss per Share - Schedule of Computation of Loss per Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LossperShareNarrativeDetails" roleURI="http://www.ranpak.com/role/LossperShareNarrativeDetails">
        <link:definition>9955559 - Disclosure - Loss per Share - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShareholdersEquityDetails" roleURI="http://www.ranpak.com/role/ShareholdersEquityDetails">
        <link:definition>9955560 - Disclosure - Shareholders' Equity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StrategicInvestmentsDetails" roleURI="http://www.ranpak.com/role/StrategicInvestmentsDetails">
        <link:definition>9955561 - Disclosure - Strategic Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEventsDetails" roleURI="http://www.ranpak.com/role/SubsequentEventsDetails">
        <link:definition>9955562 - Disclosure - Subsequent Events (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="pack_OtherComprehensiveIncomeLossCrossCurrencySwapAdjustmentsBeforeTax" abstract="false" name="OtherComprehensiveIncomeLossCrossCurrencySwapAdjustmentsBeforeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_CurrentPortionOfLongTermDebtAndFinanceLeaseLiabilities" abstract="false" name="CurrentPortionOfLongTermDebtAndFinanceLeaseLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_AdjustmentsToAdditionalPaidInCapitalEquityProvisionForCommonStockWarrants" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalEquityProvisionForCommonStockWarrants" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_ProceedsFromFinancingArrangements" abstract="false" name="ProceedsFromFinancingArrangements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_PaymentsOnFinancingArrangements" abstract="false" name="PaymentsOnFinancingArrangements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingAndFinanceLeasesTextBlock" abstract="false" name="LesseeOperatingAndFinanceLeasesTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_CondensedFinancialStatementsPolicyTextBlock" abstract="false" name="CondensedFinancialStatementsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_ScheduleOfWarrantAgreementsWithCustomersTableTextBlock" abstract="false" name="ScheduleOfWarrantAgreementsWithCustomersTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_OperatingLeasesAndFinanceLeasesOfLesseeTableTableTextBlock" abstract="false" name="OperatingLeasesAndFinanceLeasesOfLesseeTableTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_LesseeOperatingAndFinanceLeaseLiabilityMaturityTableTextBlock" abstract="false" name="LesseeOperatingAndFinanceLeaseLiabilityMaturityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_AdditionalInformationRelatedToLeasesTableTextBlock" abstract="false" name="AdditionalInformationRelatedToLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="pack_OneCustomerMember" abstract="true" name="OneCustomerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_ComputerAndOfficeEquipmentMember" abstract="true" name="ComputerAndOfficeEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_ConvertingMachinesMember" abstract="true" name="ConvertingMachinesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_NorthAmericaSegmentMember" abstract="true" name="NorthAmericaSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_EuropeAndAsiaSegmentMember" abstract="true" name="EuropeAndAsiaSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_SegmentProfitLoss" abstract="false" name="SegmentProfitLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_RevenueChargesForRebatesAndOtherAllowancesPercentageOfSales" abstract="false" name="RevenueChargesForRebatesAndOtherAllowancesPercentageOfSales" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="pack_WarrantAgreementWithCustomerNumberOfCustomers" abstract="false" name="WarrantAgreementWithCustomerNumberOfCustomers" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="pack_WarrantAgreementWithCustomerRevenue" abstract="false" name="WarrantAgreementWithCustomerRevenue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_WarrantAgreementWithCustomerAssetCurrent" abstract="false" name="WarrantAgreementWithCustomerAssetCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_WarrantAgreementWithCustomerAssetNoncurrent" abstract="false" name="WarrantAgreementWithCustomerAssetNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_WarrantAgreementWithCustomerAsset" abstract="false" name="WarrantAgreementWithCustomerAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_EuropeAsiaSegmentMember" abstract="true" name="EuropeAsiaSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour" abstract="false" name="FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_TermFacilityMember" abstract="true" name="TermFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_DebtInstrumentCovenantLeverageRatioMinimum" abstract="false" name="DebtInstrumentCovenantLeverageRatioMinimum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="pack_DebtInstrumentLeverageBasedStepDownInInterestRate" abstract="false" name="DebtInstrumentLeverageBasedStepDownInInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pack_LineOfCreditFacilityAccordionFeatureIncreaseLimit" abstract="false" name="LineOfCreditFacilityAccordionFeatureIncreaseLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_PercentageOfConsolidatedEBITDA" abstract="false" name="PercentageOfConsolidatedEBITDA" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pack_DebtInstrumentCovenantLeverageRatioMaximum" abstract="false" name="DebtInstrumentCovenantLeverageRatioMaximum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="pack_DebtInstrumentCovenantPercentageOfCommitments" abstract="false" name="DebtInstrumentCovenantPercentageOfCommitments" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pack_OtherFinancingArrangementsMember" abstract="true" name="OtherFinancingArrangementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_EuroInterbankOfferedRateEURIBORMember" abstract="true" name="EuroInterbankOfferedRateEURIBORMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_DerivativeConvertedFixedRate" abstract="false" name="DerivativeConvertedFixedRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="pack_AccumulatedForeignCurrencyAdjustmentTranslationOfForeignSubsidiariesAttributableToParentMember" abstract="true" name="AccumulatedForeignCurrencyAdjustmentTranslationOfForeignSubsidiariesAttributableToParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_AccumulatedForeignCurrencyAdjustmentRealizedGainsAndLossesAttributableToParentMember" abstract="true" name="AccumulatedForeignCurrencyAdjustmentRealizedGainsAndLossesAttributableToParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_AccumulatedForeignCurrencyAdjustmentUnrealizedLossesAttributableToParentMemberMember" abstract="true" name="AccumulatedForeignCurrencyAdjustmentUnrealizedLossesAttributableToParentMemberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_OtherComprehensiveIncomeLossTaxEffectsPortionAttributableToParent" abstract="false" name="OtherComprehensiveIncomeLossTaxEffectsPortionAttributableToParent" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeLeaseRemainingLeaseTerm" abstract="false" name="LesseeLeaseRemainingLeaseTerm" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pack_LesseeLeaseRenewalTerm" abstract="false" name="LesseeLeaseRenewalTerm" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pack_LesseeLeaseTerminationPeriod" abstract="false" name="LesseeLeaseTerminationPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pack_LeaseAssetsAbstract" abstract="true" name="LeaseAssetsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_LeaseAsset" abstract="false" name="LeaseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LeaseLiabilitiesAbstract" abstract="true" name="LeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_OperatingLeasesAbstract" abstract="true" name="OperatingLeasesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_OperatingLeaseCosts" abstract="false" name="OperatingLeaseCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_FinanceLeasesAbstract" abstract="true" name="FinanceLeasesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_FinanceLeaseCosts" abstract="false" name="FinanceLeaseCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" abstract="false" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_FinanceLeaseLiabilityPaymentsDueAfterYearFour" abstract="false" name="FinanceLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_OperatingAndFinanceLeasesAbstract" abstract="true" name="OperatingAndFinanceLeasesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_LesseeOperatingAndFinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" abstract="false" name="LesseeOperatingAndFinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueNextTwelveMonths" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueNextTwelveMonths" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearTwo" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearThree" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearFour" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueAfterYearFour" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDue" abstract="false" name="LesseeOperatingLeaseAndFinanceLeaseLiabilityPaymentsDue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_LesseeLeaseLiabilityUndiscountedExcessAmount" abstract="false" name="LesseeLeaseLiabilityUndiscountedExcessAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_OperatingLeaseAndFinanceLeaseLiability" abstract="false" name="OperatingLeaseAndFinanceLeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" abstract="true" name="CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_FinancingCashFlowsFromFinanceLeases" abstract="false" name="FinancingCashFlowsFromFinanceLeases" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_TotalCashAmountPaid" abstract="false" name="TotalCashAmountPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_RightOfUseAssetObtainedInExchangeForLeaseLiabilityAbstract" abstract="true" name="RightOfUseAssetObtainedInExchangeForLeaseLiabilityAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pack_RightOfUseAssetObtainedInExchangeLeaseLiability" abstract="false" name="RightOfUseAssetObtainedInExchangeLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_PerformanceBasedRestrictedStockUnitsMember" abstract="true" name="PerformanceBasedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_AmazonWarrantMember" abstract="true" name="AmazonWarrantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_WalmartWarrantMember" abstract="true" name="WalmartWarrantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_ClassOfWarrantOrRightVested" abstract="false" name="ClassOfWarrantOrRightVested" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="pack_ClassOfWarrantOrRightExercised" abstract="false" name="ClassOfWarrantOrRightExercised" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="pack_ClassOfWarrantOrRightProvision" abstract="false" name="ClassOfWarrantOrRightProvision" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pack_PickleRobotCoMember" abstract="true" name="PickleRobotCoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_CreapaperGmbHMember" abstract="true" name="CreapaperGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pack_SimpleAgreementForFutureEquityAmount" abstract="false" name="SimpleAgreementForFutureEquityAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
