Rosemarie DeSisto, (Diorio) of Winthrop, formerly of Everett & East Boston, June 14, born in Boston ahe was wife of the late Generoso DeSisto, daughter of the late Domenica (Volta) & Giuseppe Diorio,She was 91 years old. She was the step mother of Joseph DeSisto of England & Anna Novack of Lowell, sister of Ruth Vosolo of Winthrop, Dorothy Papa of East Boston, William Diorio of FL & the late Joseph Diorio, Anthony Diorio, Angelo Diorio & Mary Tirone, longtime companion of the late Frank Papa, also survived by nieces & nephews. The family will receive relatives & friends at the Ernest P. Caggiano & Son - O'Maley Funeral Home, 147 Winthrop St., WINTHROP on Monday at 10:30 AM. Services & entombment will follow in the Versailles Mausoleum, Woodlawn Cemetery , Everett at 11:30 AM. in lieu of flowers memorial donations may be sent to the Dr. Matthew S. Schwartz Hospice, 285 Commandants Way, Chelsea, MA 02150. For directions and online guest book go to www.caggianofuneralhome.com Funeral home is handicapped accessible.