LCNB (LCNB) S-4/A Registration of securities issued in business combination transactions (amended)

Exhibit 23.3

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement of LCNB Corp. on Form S-4 of our report dated March 9, 2022 on the consolidated financial statements of LCNB Corp., as of December 31, 2021 and for each of the years in the two-year period ended December 31, 2021, which report is included in the Company’s Annual Report on Form 10-K and to the reference to us under the heading “Experts” in the joint proxy statement/prospectus, which is part of this Registration Statement.

/s/ FORVIS, LLP

FORVIS, LLP (formerly BKD, LLP)

Cincinnati, Ohio

February 21, 2024