Exhibit 23.1

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Consent of Independent Registered Public Accounting Firm

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We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the Atlantic Union Bankshares Corporation 2025 Stock and Incentive Plan of our reports dated February 27, 2025, with respect to the consolidated financial statements of Atlantic Union Bankshares Corporation and its subsidiaries, and the effectiveness of internal control over financial reporting of Atlantic Union Bankshares Corporation and its subsidiaries included in its Annual Report (Form 10-K) for the year ended December 31, 2024, filed with the Securities and Exchange Commission.

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