John Mazur, 61 years old, of Chicago, IL, passed away on April 29, 2023; Loving son of the late Stanley and Josephine; beloved Father to Ashley and John, proud brother to Carl, James, Joseph, and Michael. Visitation will be Thursday, May 4, 2023, 4pm-8pm at Pietryka Funeral Home; Funeral will be Friday, May 5, 2023, at 9am Pietryka Funeral Home; final resting place will be Memorial Park Cemetery at 11am.