John E. Ristau, 99, of Thornton, passed away December 9, 2014. Beloved husband of Hazel for 67 years; devoted father of Randal and Sharon (Jerry); loving grandpa of Kendra (Jeremy) and their daughter Ani. A Funeral Service to celebrate his life will be held Monday, December 15, 10:30 AM at Our Saviourâs Lutheran Church, 6770 Monaco Street, Commerce City. He will be laid to rest at Fort Logan National Cemetery following his military honors ceremony at 2:30, Area B. Please share your memories of John and condolences with his family by selecting the guestbook link below.