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Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the registration statements (Nos. 333-136963, 333-168552, 333-188620, 333-206094, 333-218695, 333-234231, 333-262824, 333-275273 and 333-289250) on Form S-8 of our report dated February 26, 2026, with respect to the consolidated financial statements of BioMarin Pharmaceutical Inc. and the effectiveness of internal control over financial reporting.

/s/ KPMG LLP

San Francisco, California

February 26, 2026