GUENTHER John F. December 2, 1963 – March 18, 2025   Of Cheektowaga, NY.  Beloved husband of Pauline (Sarcinelli) Guenther; loving father of Matthew Guenther; son of Robert F. and the late Judith (Conley) Guenther; brother of Nancy Guenther, Patricia (Randy) Frantz, Janet (Lynn) Crowell, late Robert C. and the late Richard Guenther; brother-in-law of Linda (Robert) Dettelis, Cindy (Dan Braun) McKillen, Rose (late Mike) Klein and the late Ann Marie Sarcinelli; also survived by aunts,uncles, cousins, nieces and nephews.  Family will receive relatives and friends at the WENDEL & LOECHER INC. FUNERAL HOME 27 Aurora St.Lancaster, NY Saturday March 22 from 1-4pm.  Share condolences at wendelandloecherinc.com