Ahearn, Arlene M. (McCloskey) of Lexington, formerly of Belmont, Aug. 31, 2011. Wife of the late Paul J. Ahearn. Devoted mother of Diane A. Coulter and her husband Scott of Lakeville, Marie Ahearn and her wife Elizabeth Knauft of Cape Elizabeth, ME, and Jean S. Kelly and her husband Tim of Lexington. Sister of Mary Hager of Golden, CO, and the late Elsie Welch. Grandmother of Paul and John Coulter, Kimcheang and Lucille Knauft, and Brad, Drew, and Beth Kelly. Aunt of Jack Welch, Sally Miller, Mary Tschirch, and James Welch, and by many other nieces and nephews. A Mass of Christian burial will be celebrated Tuesday Sept. 6 at Saint Brigid Church, 2001 Mass. Ave. Lexington at 10:30am. Relatives and friends are kindly invited to attend. Visiting Hours at the Douglass Funeral Home, 51 Worthen Rd. Lexington Tuesday prior to Mass from 8:30am to 10:15am. Donations in Arlene's memory may be made to Brookhaven at Lexington, Ref. The J. Keith Butter's Benevolent Fund, 1010 Waltham St Ste 600. Lexington, MA 02421. Interment Belmont Cemetery.