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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of
1934

For the month of January 2006.

Sun Life Financial Inc.

(the "Company")


(Translation of registrant's name into English)

150 King Street West, Toronto, Ontario, M5H 1J9


(Address of principal executive offices)

     Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

     
Form 20-F   Form 40-F x

     Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

     
Yes   No x

     If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-  N/A 



     
Exhibits:    

   
99.1
  Press Release dated January 4, 2006
   
     
     
     
     

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

         
    Sun Life Financial Inc.
 (Registrant)
 
 
 
Date: January 4, 2006   By:   /s/ "Thomas A. Bogart"
       
        Thomas A. Bogart,
        Executive Vice-President and Chief Legal Officer