Sullivan - Maryann long time resident of Wantagh, NY, entered into eternal rest on February 9, 2025 at the age of 88. Beloved wife of Donald (deceased) Loving mother of Maureen Schwarz (Joseph) and Tara Watson (Kevin). Cherished grandmother of Justin, Brandon, Gavin and Riley. Adored great grandmother of Colin, Brooke, Declan, and Ashlyn. Family will receive friends Wednesday, 2-4 pm & 7-9 pm, at the Charles J. O'Shea Funeral Homes, 603 Wantagh Ave. (Exit 28N SS PKWY) Wantagh, NY. Mass of Christian Burial will be held Thursday, 10 am, at St. Frances de Chantal R.C. Church in Wantagh, NY. Interment to follow at Calverton National Cemetery in Calverton, NY.