Robert Theissen Obituary
The memory of Robert Theissen of Washington, Missouri, who passed away on August 22, 2025 at the age of 86, will forever remain in the hearts of those touched by this precious presence in their lives. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, George Theissen and Verona; his wife Mary Jane Theissen; and his siblings, Lloyd Theissen and Sandra Elkins.
He is survived by: his children, Robert "Bob" Theissen (Carla) of Washington, Cindy Vanderbeck (Jay) of St. Petersburg, FL, Patty Newbanks (Jeff) of Flippin, AR and Brian Theissen (Traci) of Gasconade; his siblings, Donald Theissen (Wilma), Joe Theissen (JoAnn) and Joni Groteweil (Steve); his grandchildren, Courtney Theissen (Robert Rodgers), Brittani Caringer, Amanda Benz (Colby), Adam Newbanks (Shelby) and Josh Theissen; his great grandchildren, Koleman Baumbach, Leah, Evelyn Benz, Beckham, Brynna Newbanks and Eleanor Theissen; and his girlfriend Dolly Konys. He is also survived by other relatives, and many friends.
Memorial donations can be made to the St. Jude Children's Hospital or CHD, Childrens Heart Defects.
