Mary Greco on March 27, 2019 of Port Jefferson Station, LI. Beloved wife of the late Paul J. Loving mother of Jack and his late wife Diana and Angela DeRosalia and her husband Frank. Cherished grandmother of Paul, Joseph, Michael and his wife Jennifer, Dan DeRosalia and his wife Alicia, Jeff DeRosalia and his wife Hasangi and Christie DeRosalia and her husband Brandon Flammer. Adored great grandmother of Ella Flammer, Nicholas, Justin and Alex DeRosalia, Jack, Maddy and Abby Greco. Reposing at O.B. Davis Funeral Homes, 4839 Nesconset Highway, Port Jefferson Station, LI. Visitation on Sunday, March 31st from 7-9 PM. Prayer service Monday at 10 AM. Interment to follow at Calverton National Cemetery.