Treva married Donald Joseph MUHLENKAMP on 11 May 1963 in St. Paul Catholic Church - Sharpsburg, Mercer County, Ohio. Donald (son of Ferdinand H MUHLENKAMP and Gertrude Mary OBRINGER) was born on 14 May 1937 in Celina, Mercer County, Ohio; died on 12 Apr 2024 in Coldwater, Mercer County, Ohio; was buried on 17 Apr 2024 in St. Elizabeth Cemetery - Coldwater, Mercer County, Ohio. [Group Sheet] [Family Chart]