UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 25, 2011

UNUM GROUP

(Exact name of registrant as specified in its charter)

1 Fountain Square

Chattanooga, Tennessee 37402

(Address of principal executive offices)(Zip Code)

(423) 294-1011

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

On May 25, 2011, Unum Group (the “Company”) held its annual meeting of shareholders. Matters submitted to shareholders at the meeting and voting results were as follows:

Item 1 – Election of Directors. The Company’s shareholders elected the four director nominees listed below for three-year terms expiring in 2014, based upon the following voting results:

Also continuing as directors of the Company after the meeting were: E. Michael Caulfield, Pamela H. Godwin, Ronald E. Goldsberry, Kevin T. Kabat, Thomas Kinser, A.S. (Pat) MacMillan, Jr., Edward J. Muhl, and Michael J. Passarella.

Item 2 – Advisory Vote on Executive Compensation. The Company’s shareholders approved, on an advisory basis, the compensation of the Company’s named executive officers, based upon the following voting results:

Item 3 – Advisory Vote on the Frequency of Future Advisory Votes on Executive Compensation. The Company’s shareholders voted, on an advisory basis, on the frequency of holding future advisory votes on executive compensation as follows:

In light of the above voting results and consistent with its recommendation to shareholders on this item, the Board of Directors of the Company has determined that the Company will hold future advisory votes on executive compensation on an annual basis.

Item 4 – Approval of the Unum European Holding Company Limited Savings-Related Share Option Scheme 2011. The Company’s shareholders approved the Unum European Holding Company Limited Savings-Related Share Option Scheme 2011, based upon the following voting results:

Item 5 – Ratification of Appointment of Independent Registered Public Accounting Firm. The Company’s shareholders ratified the appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for 2011, based upon the following voting results:

At the annual meeting of shareholders on May 25, 2011, the Company announced that its Board of Directors authorized an increase of 13.5 percent in the quarterly dividend paid on its common stock. The new quarterly dividend rate of $0.1050 per common share will be effective with the dividend expected to be paid in the third quarter of 2011. A copy of a news release concerning the dividend increase is attached hereto as Exhibit 99.1 and incorporated herein by reference.

SIGNATURES

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 hereunto duly authorized.

INDEX TO EXHIBITS