Park National (PRK) 10-Q 2010 Q2 Quarterly report

Exhibit 12

Computation of Ratio of Earnings to Fixed Share Charges

The following table shows the ratio of earnings to fixed charges for Park National Corporation ("Park"), which includes our subsidiaries, on a consolidated basis:

	Six Months Ended		Year Ended December 31,
	30-Jun-10		2009		2008		2007		2006		2005
Ratio of earnings to fixed charges (1):
Excluding Interest on Deposits		4.72		4.20		1.77		2.12		4.36		4.61
Including Interest on Deposits		2.46		2.02		1.26		1.31		2.09		2.44

(1)  For purposes of computing the ratios, earnings consist of income before income taxes and fixed charges.  Fixed charges consist of interest on borrowings (short-term borrowings, long-term debt and subordinated debentures and notes), including/excluding interest on deposits, and one-third of rental expense, which Park believes is representative of the interest factor.

Earnings:
Income before income taxes	$	56,586,000	$	97,135,000	$	35,719,000	$	52,677,000	$	133,077,000	$	135,424,000
Fixed Charges:
Interest on deposits		23,525,000		64,620,000		89,892,000		121,021,000		82,272,000		56,899,000
Interest on borrowings		14,818,000		29,579,000		45,574,000		46,126,000		39,043,000		36,996,000
Rent expense interest factor (1/3)		373,212		794,866		801,147		731,723		530,030		476,528
Total Fixed Charges:
Including interest on deposits	$	38,716,212	$	94,993,866	$	136,267,147	$	167,878,723	$	121,845,030	$	94,371,528
Excluding interest on deposits	$	15,191,212	$	30,373,866	$	46,375,147	$	46,857,723	$	39,573,030	$	37,472,528

Computation of Ratio of Earnings to Fixed Charges and Preferred Share Dividends

The following table shows the ratio of earnings to fixed charges and preferred share dividends for Park National Corporation ("Park"), which includes our subsidiaries, on a consolidated basis:

	Six Months Ended		Year Ended December 31,
	30-Jun-10		2009		2008		2007		2006		2005
Ratio of earnings to fixed charges and preferred share dividends (1):
Excluding Interest on Deposits		3.93		3.52		1.77		2.12		4.36		4.61
Including Interest on Deposits		2.32		1.94		1.26		1.31		2.09		2.44

(1)  For purposes of computing the ratios, earnings consist of income before income taxes and fixed charges.  Fixed charges consist of interest on borrowings (short-term borrowings, long-term debt and subordinated debentures and notes), including/excluding interest on deposits, dividends and accretion on preferred shares and one-third of rental expense, which Park believes is representative of the interest factor.

Earnings:
Income before income taxes	$	56,586,000	$	97,135,000	$	35,719,000	$	52,677,000	$	133,077,000	$	135,424,000
Fixed Charges:
Interest on deposits		23,525,000		64,620,000		89,892,000		121,021,000		82,272,000		56,899,000
Interest on borrowings		14,818,000		29,579,000		45,574,000		46,126,000		39,043,000		36,996,000
Preferred share dividends and accretion		4,147,143		8,231,429		202,857		N/A		N/A		N/A
Rent expense interest factor (1/3)		373,212		794,866		801,147		731,723		530,030		476,528
Total fixed charges:
Including interest on deposits	$	42,863,355	$	103,225,295	$	136,470,004	$	167,878,723	$	121,845,030	$	94,371,528
Excluding interest on deposits	$	19,338,355	$	38,605,295	$	46,578,004	$	46,857,723	$	39,573,030	$	37,472,528