Mateer – John J. “Jack”, of Levittown, NY passed away on April 19, 2024. Beloved husband of Margaret. Loving father of Susan Bardolf (Mark), Nancy Day (Douglas), James (June) and the late John (late Carol). Adored Poppy of Deirdre, Jesse, Mia, Amanda, Michael, Jacquelyn, Erin, Bryan, John, Kelly, and the late Ethan. Blessed great-grandfather of Bodhi Patrick. Former administrator of Hicksville School District. Family will receive friends Monday, 2pm-8pm, at the Charles J. O’Shea Funeral Homes, 603 Wantagh Ave. (Exit 28N SS PKWY) Wantagh, NY. Mass of Christian Burial will be held on Tuesday, 11 am, at St. Bernard R.C. Church in Levittown, NY. Interment to follow at Pinelawn Memorial Park. www.osheafuneral.com