John J. Costello, Sr., 92, passed away on Saturday, December 21, 2019. He was the beloved husband of the late Lucille (Theriault) Costello. Born in Norwood, Massachusetts, he was the son of the late Louis Costello and Helena (McQuestion) Kleinkauf. A veteran of the U.S. Navy, John served his country in both World War II and the Korean War. He worked as a production manager at the former Hallmark Healy Group, Attleboro, for over twenty years until his retirement. John enjoyed sharing cocktails on lunch dates with his late wife and gambling together at the casino. He is survived by two children, Stephen Costello and his wife, Rosemary, of Washington and Diana Arsenault and her husband, Kevin, of North Attleboro; three step-children, Florence Davis and her husband, Ramsey, of Cranston, Karen Mulcahy of Warwick and Lisa Maziuk and her husband, Thomas, also of Warwick; eight grandchildren, Angela Lanthier, Nicholas Hiltz, Zachary Davis, Jamie Almeida, Keri Perez, Shannon Mulcahy and Brandon and Kylie Maziuk;...