David Clarence Livingston, of Hicksville passed away on January 28, 2012. He is survived by his beloved husband of Kathleen. Loving father of Kathleen (Christopher) Russo, David (Mary Ellen), Michael (Kristine), James, Gerard, and Robert (Krissy). Cherished grandfather of Matthew, Michael, Briana, Emily, Keelin, and Kiley. His is also survived by his siblings Earle, Richard, Florence, Laurie, and the late Steven and Martin. Visitation will be at the Vernon C. Wagner Funeral Homes, 125 W. Old Country Rd., Hicksville, on Tuesday 7-9pm and Wednesday 2-4 and 7-9pm. Funeral Mass Thursday morning at Our Lady of Mercy RC Church, Hicksville. Interment to follow at Plain Lawn Cemetery, Hicksville, New York.