Exhibit 12.1

 Simmons First National Corporation

 Computation of Consolidated Ratios of Earnings to Fixed Charges

(In thousands, except ratios)	Year Ended December 31,
	2016		2015		2014		2013		2012
Fixed Charges:
Interest on deposits	$	15,217	$	15,248	$	9,079	$	8,399	$	10,625
Interest on borrowings		6,582		7,105		4,892		3,864		4,992
Estimated interest on rental expense		2,301		2,167		1,663		1,264		936
Fixed charges before preferred stock dividends		24,100		24,520		15,634		13,527		16,553
Preferred stock dividends pre-tax income requirements		40		423		-		-		-
Total combined fixed charges and preferred stock dividends, including interest on deposits (A)		24,140		24,943		15,634		13,527		16,553
Less: Interest on deposits		15,217		15,248		9,079		8,399		10,625
Total combined fixed charges and preferred stock dividends, excluding interest on deposits (B)	$	8,923	$	9,695	$	6,555	$	5,128	$	5,928
Earnings:
Pretax income from continuing operations	$	143,414	$	107,007	$	50,290	$	32,536	$	40,015
Fixed charges including interest on deposits		24,100		24,520		15,634		13,527		16,553
Earnings, including interest on deposits (C)		167,514		131,527		65,924		46,063		56,568
Less: Interest on deposits		15,217		15,248		9,079		8,399		10,625
Earnings, excluding interest on deposits (D)	$	152,297	$	116,279	$	56,845	$	37,664	$	45,943
Ratio of earnings to combined fixed charges and preferred dividend:
Including interest on deposits (C /A)		6.94		5.27		4.22		3.41		3.42
Excluding interest on deposits (D / B)		17.07		11.99		8.67		7.35		7.75