John "Jack" T. Flanagan, passed on Sunday, July 10, 2022 in Farmington Hills at the age of 91. Beloved husband of Anita "Kay" Flanagan for 43 years and the late Betty Flanagan. Loving father of Kurt (Nancy) Flanagan, Brian (Lisa) Flanagan, and Shari (Werner) Cech. Dear grandfather of Allison, Jesse, Kellan, Ian, Nicholas, and Mitchell. Brother of Eileen (The late Don) Roy, and the late Josephine Wykoff. Brother-in-law of Richard Wykoff. Jack leaves behind many dear friends, family and he was a business owner for 40 years. Visitation will be held at O'Brien/Sullivan Funeral Home, 41555 Grand River Avenue, Novi, on Saturday, July 16, 2022 from 10:00 AM until time of funeral service 12:30 PM. Interment will take place at Parkview Cemetery in Livonia. Memorial donations may be made to Detroit Catholic Central High School or Angela Hospice .