of Hamburg NY April 9, 2023 loving companion of Laura Ellen Dart; Cherished father of Jennifer (Ken) Kostowniak, Patricia (Karl) Rosenhahn, and
John D. “Dan” (Shiloh Hallick) Langan. Dearest Papa of Christian & Caitlin Kostowniak; Sister of Gerri Kozlowski; also survived by nieces and nephews. The family will receive friends Wednesday 2-4 & 6-8 pm at LOOMIS, OFFERS & LOOMIS, INC. HAMBURG CHAPEL 207 Main St. A mass of Christian burial will be celebrated from Saint Bernadette RC Church Orchard Park, New York on Thursday at 12 noon. (Please assemble at church) John was a very active member at the church and with all of its ministries.