Buck, Lawrence A. - Of Northport, on May 12, 2021. Retired Project Manager from Grumman. Beloved husband of the late Mary. Loving father of Lauren (William) Brady, Christopher (Alyssa) and Andrew (Susanne). Cherished grandfather of Annelise, Aimee, Jake, Presley, Peyton & Maia. Dear brother of William (Cris), Frank (Jane) and the late Charles (Carole). Also survived by many loving nieces & nephews. Funeral 10 AM on Saturday, May 22, 2021 at Trinity Episcopal Church, Northport. Interment to follow at Huntington Rural Cemetery.