EX-32.1 8 c00088exv32w1.htm EXHIBIT 32.1 Exhibit 32.1
Exhibit 32.1
Certification of Chief Executive Officer of
CIGNA Corporation pursuant to 18 U.S.C. Section 1350
I certify that, to the best of my knowledge and belief, the Quarterly Report on Form 10-Q of CIGNA Corporation for the fiscal period ending March 31, 2010 (the “Report”):
(1)   complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
(2)   the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of CIGNA Corporation.
  /s/ David M. Cordani  
  David M. Cordani   
  Chief Executive Officer 
May 6, 2010