FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * WATJEN THOMAS R   2. Issuer Name and Ticker or Trading Symbol Unum Group [UNM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) President and CEO (Last) (First) (Middle) 1 FOUNTAIN SQUARE 3. Date of Earliest Transaction (Month/Day/Year) 12/09/2011 (Street) CHATTANOOGA, TN 37402 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 12/09/2011   M(1)   113,872 A $ 18 992,426 (2) (3) D   Common Stock 12/09/2011   S(1)   113,872 D $ 21.4444 (4) (5) 878,554 (6) D   Common Stock 12/09/2011   M(1)   198,358 A $ 21 1,076,912 (7) D   Common Stock 12/09/2011   S(1)   198,358 D $ 21.5216 (5) (8) 878,554 (6) D   Common Stock               12,900.7765 I By 401(k) Plan

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Option (right to buy)

$ 18

12/09/2011

M(1)

113,872

12/12/2005

12/12/2011

Common Stock

113,872

$ 0

12,326

D

Employee Stock Option (right to buy)

$ 21

12/09/2011

M(1)

198,358

12/12/2006

12/12/2011

Common Stock

198,358

$ 0

1,642

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
WATJEN THOMAS R 1 FOUNTAIN SQUARE CHATTANOOGA, TN 37402	X		President and CEO

Signatures

/s/ Jullienne, J. Paul, Attorney-in-Fact		12/13/2011
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 22, 2011.
(2)	Includes 251,015 restricted stock units, which may be settled, on a 1-for-1 basis, only in shares of common stock ("stock-settled RSUs"), and 741,410 shares of common stock. Fractional amounts have been rounded to the nearest whole number.
(3)	Beneficial ownership amount accounts for the exempt acquisitions of an aggregate of 3,268.762 stock-settled RSUs pursuant to the reinvestment of dividends since the date of the reporting person's prior Form 4.
(4)	Reflects weighted average price for multiple sale transactions ranging in price from $21.40 per share to $21.61 per share, inclusive.
(5)	The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (4) or (8) to this Form 4.
(6)	Includes 251,015 stock-settled RSUs and 627,538 shares of common stock. Fractional amounts have been rounded to the nearest whole number.
(7)	Includes 251,015 stock-settled RSUs and 825,896 shares of common stock. Fractional amounts have been rounded to the nearest whole number.
(8)	Reflects weighted average price for multiple sale transactions ranging in price from $21.39 per share to $21.62 per share, inclusive.

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