William J. Gatto, 56, of Port Jefferson Station, NY 11776, on December 19, 2017. Survived by his devoted wife Catherine and loving children Michael (Jaclyn), and Jennifer Blom (Victor). Beloved grandfather to Victor, Lyla, Liam and Ella. Cherished brother to Maryanne Santoy (James), Michael Gatto (Joanne), Frankie Gatto, late Dominick Gatto, Edga Gatto, Sara Giglio, Ruth Vita (Andrew), Carol Artale, Barbara Vita (Alfred), Rosalie Dunne (Tom) and Georgina Finamore (John). Reposing at O.B. Davis Funeral Homes, 4839 Nesconset Highway, Port Jefferson Station, NY on Thursday, from 2-4 p.m. & 7-9 p.m. Funeral Mass, 10 a.m. Friday at Infant Jesus R.C. Church. Entombment to follow at Washington Memorial Park.