DIAZ, William Vincent on September 1, 2019 of Coram, New York. Beloved husband of Inés. Loving father of Cynthia Diaz Shephard (Joel), Michael William Diaz (Jeanne) and Michelle Bermani (Paul). Cherished grandfather of Courtney, Alec, Liam and Jack. Dear brother of Gladys Ryan and Olga Martin. Memorial Mass Monday, September 9, 2019, at 10 AM at St. Gerard Majella R.C. Church, Terryville, New York. Interment of ashes following at St. Charles Cemetery. In lieu of flowers, donations may be made in his loving memory to St. Gerard Majella Council #7006, Knights of Columbus, 300 Terryville Road, Port Jefferson Station, NY 11776.