Exhibit 23.3
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on FormS-3 and related prospectus of Triumph Bancorp, Inc. (“theCompany”) of our report dated February 11, 2020 relating to the consolidated financial statements of the Company appearing in the Annual Report on Form10-K of Triumph Bancorp, Inc. for the year ended December 31, 2019, and to the reference to us under the heading “Experts” in the prospectus.
/s/ Crowe LLP
Dallas, Texas
April 13, 2020