LETENDRE, Elizabeth F. "Betty" (DeRocher) of Stoneham formerly of Medford, February 21, 2012 at age 86. Beloved wife of Leo J. Letendre. Devoted mother of Karen E. Raboin and her husband Tom of Lexington, Michele F. Granger and her husband Robert of NJ, Kenneth E. Letendre and his wife Amanda of Woburn and Gerry L. Letendre and his wife Doris of N. Reading. Cherished grandmother of Peter, Rene, Courtney, Lindsay, Wesley, Nicholas, Stephen, Brian and Andrew. Great grandmother of Alex. Dear sister of the late Helen Brown, George, Charles and James DeRocher. A Funeral Mass celebrating Elizabeth's Eternal Life will be held on Monday, March 5 in St. Joseph's Church, 173 Albion St., Wakefield at 10 am. Betty worked at St. Raphael's Church in Medford and she was also the hearing tester for the Somerville School System for over 10 years and retired as clerk-typist from the Somerville District Court. She was a beloved wife, mother, sweetheart and best friend. Please honor Betty by making donations in memory of her to Alzhemier's Assoc., 311 Arsenal St., Watertown, MA 02472.