Viola E. Boenker, of St. Charles, Missouri, died on Friday, March 12, 2010 at the age of 96. Beloved wife and best friend of the late Ervin C. Boenker for 38 years; dear daughter of the late William and Elizabeth Bergfeld; devoted mother of Marva Lee Gravemann; cherished grandmother of Scott Gravemann; beloved aunt, great-aunt, and friend to many. Viola is preceded in death by her siblings Theodore Bergfeld, Ida Bergfeld, Norma Kisker, Eleonora Heintzelmann, Amelia Bergfeld, and Lydia Sundermeier. Viola was a member of Zion Lutheran Church for 71 years, a member of the Zion quilting Club, and Rainbow Club. Memorials may be made to Zion Lutheran Building Fund or American Heart Association.