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We consent to the incorporation by reference in Registration Statement No. 333-134240, 333-134241, 333-134276, 333-134301, 333-134356, 333-138629, 333-186253 and 333-186254 on Form S-8 and Registration Statement No. 333-161558 on Form S-3 of Simmons First National Corporation (Company) of our reports dated March 12, 2013, on our audits of the consolidated financial statements of the Company as of December 31, 2012 and 2011, and for each of the years in the three-year period ended December 31, 2012, 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 12, 2013, on our audit of the internal control over financial reporting of the Company as of December 31, 2012, which report is included in this annual report on Form 10-K.