Theresa L. (Reilly) Antonio, age 88, of Cheshire, passed away on December 5, 2018. Born in New Haven on January 4, 1930, she was a daughter of the late Timothy & Mary (Conboy) Reilly. A resident of Hamden most of her life, she was the widow of Edward B. Antonio, Sr. Theresa is survived by her daughters, Pamela Gadd & her husband Al of Northford and Robin Giorgio & her husband David of Cheshire; granddaughter Theresa Giorgio; her sister Irene DePalma; and several nieces & nephews. Theresa was predeceased by her son Edward B. Antonio, Jr.; her sisters Mary Reilly & Helen Keidinger; and brothers Timmy, Charlie, & Johnny Reilly. Friends may attend her Mass of Christian Burial on Tuesday, Dec. 11th at 10:00 a.m. in the Blessed Sacrament Church, 321 Circular Ave., Hamden. Burial will follow in All Saints Cemetery, North Haven. Arrangements in care of Beecher & Bennett Funeral Home.