Exhibit 31.1 CERTIFICATION OF
CHIEF EXECUTIVE OFFICER
PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 302 OF THE
SARBANES-OXLEY ACT OF 2002 I, T. Michael Ansley, certify that: 1. I have reviewed this Quarterly Report on Form 10-Q for the fiscal quarter ended June 27, 2010 of Diversified
Restaurant Holdings, Inc. (the Company); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a
material fact necessary to make the statements made, in light of the circumstances under which such statements were
made, not misleading with respect to the period covered by this report; 3. Based on my knowledge, the financial statements, and other financial information included in this report, fairly
present in all material respects the financial condition, results of operations and cash flows of the registrant as of,
and for, the periods present in this report; 4. The registrants other certifying officer(s) and I are responsible for establishing and maintaining disclosure
controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial
reporting (as defined in Exchange Act Rules 13-a-15(f) and 15d-15(f)) for the registrant and have:  (a)
    
    Designed such disclosure controls and procedures, or caused such disclosure controls and
procedures to be designed under our supervision, to ensure that material information relating to the
registrant, including its consolidated subsidiaries, is made known to us by others within those entities,
particularly during the period in which this report is being prepared;  (b)
    
    Designed such internal control over financial reporting, or caused such internal control over
financial reporting to be designed under our supervision, to provide reasonable assurance regarding the
reliability of financial reporting and the preparation of financial statements for external purposes in
accordance with generally accepted accounting principals;  (c)
    
    Evaluated the effectiveness of the registrants disclosure controls and procedures and
presented in this report our conclusions about the effectiveness of the disclosure controls and
procedures, as of the end of the period covered by this report based on such evaluation; and  (d)
    
    Disclosed in this report any change in the registrants internal control over financing
reporting that occurred during the registrants most recent fiscal quarter (the registrants fourth
fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to
materially affect, the registrants internal control over financial reporting; and 5. The registrants other certifying officer(s) and I have disclosed, based on our most recent evaluation of internal
control over financial reporting, to the registrants auditors and the audit committee of the registrants board of
directors (or persons performing the equivalent functions):  (a)
    
    All significant deficiencies and material weaknesses in the design or operation of internal
control over financial reporting which are reasonable likely to adversely affect the registrants ability
to record, process, summarize and report financial information; and  (b)
    
    Any fraud, whether or not material, that involved management or other employees who have a
significant role in the registrants internal control over financial reporting. Dated: August 10, 2010 DIVERSIFIED RESTAURANT HOLDINGS, INC. By: /s/ T. Michael Ansley
T. Michael Ansley