Anna Wollenburg, 99 years of age passed away at the Wilber Care Center on Saturday night, February 8, 2020. She was born on October 21, 1920 near Filley to John G. and Hilce (Schmidt) Buhr. Anna was married to Ervin Muller until his death in 1982. She then married Walter Wollenburg on August 18, 1990. She was a member of the Trinity Lutheran Church in DeWitt. Anna enjoyed doing needle work, fishing, and attending family gatherings.\nSurvivors include son George Muller and wife Bonnie and daughter Elaine Capps and husband Scott; 4 grandchildren Kerri McGrury, Chesa Henkel, Tina Parde and Chris Muller; 7 great grandchildren; sisters Frieda Wolken and Evelina Schoneweis; brother Don Buhr and wife Norma; brother in law Arnold Zimmerman; and numerous nieces and nephews. She was preceded in death by her parents John G. and Hilce Buhr; husbands Ervin Muller (1982) and Walter Wollenburg (2016); granddaughter Amy Muller; brother Henry Buhr and wife Minnie; sisters Marie Spang and husband Henry, Katie Janssen and husband William, Viola Thornburg and husband Kenneth, Dora Johnson and Hilda Zimmerman; sister in law Gladys Dillon; brothers in law Edwin Meints, Elroy Schoneweis, Orville Muller and wife Lydia, and Lester Muller and wife Marie.\nCelebration of Life Service will be held at 11:00 AM Friday, February 14, 2020 at the Trinity Lutheran Church in DeWitt. Private family burial of ashes will be at the Clatonia Cemetery. There will be no viewing or visitation as cremation has taken place. A family prayer service will be held at 10:45 m Friday at the church. A memorial has been established to the family's choice with the funeral home in charge. Sign Anna's online guest book at www.ghchapel.com. \nThese services have been entrusted to the Venrick-Griffiths-Hovendick Chapel in DeWitt.