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We consent to the incorporation by reference in the Registration Statements on Form S-8 (File Nos. 333-159643, 333-219924, 333-232362), Form S-4 (333-261869), and Form S-3 (333-263584) of First Merchants Corporation (Corporation) of our reports dated March 1, 2023, on our audits of the consolidated financial statements of the Corporation as of December 31, 2022 and 2021, and for each of the three years in the period ended December 31, 2022, which report is included in this Annual Report on Form 10-K. We also consent to the incorporation by reference of our report dated March 1, 2023, on our audit of the internal control over financial reporting of the Corporation as of December 31, 2022, which report is included in this Annual Report on Form 10-K.