Dinneen, Mary P. (Purington) of Lexington, Jan. 6, 2015. Wife of the late Gerald Paul Dinneen for 65 years. Mother of Patricia Mary Dinneen and her husband Dr. John Mooney of Belmont, Barbara Dinneen Sehr and her husband Timothy of Kokomo, Indiana, and Dr. Michael Paul Dinneen and his wife Patricia Low Dinneen of Rockville, MD. Sister of Joan Davenport and Carol MacLean. Mary is also survived by 5 grandchildren, Elizabeth, Catherine, Stephen, Andrea, and Jessica, and by 1 great grandson, Grant. Wellesley Graduate, Class of 1947; President of the League of Women Voters, Concord. Visiting hours Friday January 15 from 5pm to 7pm at the Douglass Funeral Home, 51 Worthen Rd. Lexington. A Mass of Christian burial will be held on Saturday January 16 at 10am at St. Peter Church, 100 Concord Ave. Cambridge. Relatives and friends are kindly invited to attend. Donations in Mary's name may be made to Catholic Relief Services (CRS), 228 West Lexington Street, Baltimore, MD 21201-3413 or to The Brookhaven Scholarship Fund, 1010 Waltham St. Lexington, MA 02421 (checks made out to "Brookhaven at Lexington", with Employee Scholarship Fund written in the note section). Interment St. Bernard Cemetery, Concord.