Exhibit 23.2
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement on Form F-4 of Banco Santander, S.A. of our report dated February 27, 2026 relating to the consolidated financial statements and the effectiveness of internal
control over financial reporting, which appears in Banco Santander (Brasil) S.A.’s Annual Report on Form 20-F for the year ended December 31, 2025. We also consent to the reference to us under the heading “Experts”, in such Registration Statement.
/s/ PricewaterhouseCoopers Auditores Independentes
São Paulo, Brazil
September 21, 2026