Exhibit 32.1

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER 
PURSUANT TO SECTION 906 OF THE 
SARBANES-OXLEY ACT OF 2002

|In connection with the Quarterly Report of Jos. A. Bank Clothiers, Inc. (the Company) on Form 10-Q for the period
 ended April 29, 2006 as filed with the Securities and Exchange Commission on the date hereof (the Report), I, Robert N.
 Wildrick, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
  Section 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge:
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|                                                                                                                                                                                                                                                                                                                                                                                                                                                        

|September 7, 2006 |  | /s/ ROBERT N. WILDRICK 
|----------------- |  | -----------------------
|                  |  |                        
|                  |  | Robert N. Wildrick     
|                  |  | Chief Executive Officer

25

---