EXHIBIT 23 CONSENT OF INDEPENDENT ACCOUNTANTS We consent to the incorporation by reference in the following Registration Statements and related Prospectuses of our report dated February 5, 1997, except for Note 5, for which the date is March 1, 1997, and Note 18, for which the date is March 14, 1997, on our audits of the consolidated financial statements and the financial statement schedules of UNUM Corporation and subsidiaries as of December 31, 1996 and 1995, and for the years ended December 31, 1996, 1995, and 1994, which report is included in the Annual Report on Form 10-K: Form S-8 No. 33-31270 pertaining to the UNUM Employees Retirement Savings Plan and Trust Form S-8 No. 33-19090 pertaining to the 1987 Executive Stock Option Plan Form S-8 No. 33-38225 pertaining to the 1990 Long-Term Stock Incentive Plan Form S-8 No. 33-52741 pertaining to the 1990 Long-Term Stock Incentive Plan Form S-3 No. 33-36873 Form S-3 No. 33-69132 Form S-8 No. 33-60124 pertaining to the Colonial Companies, Inc. Security Saver Plan Post-Effective Amendment No. 1 on Form S-8 to Registration Statement on Form S-4 No. 33-55870 Form S-3 No. 333-08187 /s/ COOPERS & LYBRAND L.L.P. Portland, Maine March 25, 1997