Milton - Mary L. (Driscoll) O’Leary, of Milton passed away peacefully in the company of her loving family on Monday, December 21, 2015. Born in Boston, she had resided in Milton for over 60 years. A graduate of Notre Dame Academy & Framingham State College, Mrs. O’Leary was a former Home Economist of the Boston Gas Co. The beloved wife of Atty. Robert D. O’Leary, she is also survived by her devoted children, Robert D. O’Leary, Jr. & his wife, Mary Ellen of No. Easton and Beth Hommes & her husband, Bill of Hockessin, DE, her cherished grandchildren;, Catherine L. Becker of Stoneham, Christine E. Hommes of NY, NY, Robert D., III of So. Boston, James M. of Boston and Brian P. O’Leary of NY, NY and her great granddaughter, Sara Becker. A Funeral Mass will be celebrated at St. Elizabeth Church, Milton, Thurs. at 10 am. Visiting hours will be held at the Alfred D. Thomas Funeral Home, 326 Granite Ave., Milton, Wed. 4 to 8 PM. Interment in Milton Cemetery. In lieu of flowers expressions of sympathy may be made to St. Elizabeth Church, 350 Reedsdale Rd., Milton, Ma 02186.