Theresa Frances Duncan (nee Willen), of Warrenton, MO, passed away Tuesday, July 26, 2022 at the age of 92. Loving wife of the late William H. Duncan, Sr. and Arthrur L. Mittler, Sr.; beloved daughter of the late Bernard and Sophie Willen; devoted mother of Betty J. (Ken) Barlow, Robert J. Mittler, Bonnie J. (Michael) Melvin, and Arthur L. Mittler, Jr.; stepmother of Dorothy A. (Eric) Graham, and William H. Duncan, Jr.; cherished grandmother of 14, great-grandmother of 18, and great-great grandmother of four; loving aunt to many nieces & nephews, and dear friend of many. Theresa is also preceded in death by her daughter, Barbara J. Mittler; and her siblings, Bernard Willen, Katherine Willen, Marie Nippert, Herman Willen, Edmund Willen, Robert B. Willen, Francis "Toots" Willen, Margaret Willen, Eugene Willen, Gus Willen, John Willen, and Sophie A. Hankey.
Theresa was a faithful parishioner of Holy Rosary Catholic Church. She was a member of the American Legion, Scheutzerground Hall Member and a member of the Red Hat Society. Theresa loved to cook and was amazing at it. In her free time, she enjoyed quilting and playing cards. Theresa had a group that got together to play cards once a month. She was very creative and loved to craft. Theresa loved music. She enjoyed dancing and she was very good at it. Theresa was dearly loved and will be greatly missed by all who knew her.
Baue Funeral Homes is currently following CDC recommendations regarding mask and social distancing policies.