Renken, Helen M. NEE: Kiesewetter, of St. Charles, Missouri, died on Thursday, May 26, 2011 at the age of 74. Loving wife of 55 years of Robert "Bob" W. Renken, Sr.; beloved daughter of the late Albert J. and Orean Kiesewetter; devoted mother of Robert "Bob" W. Renken, Jr. (Rita), Steven C. Renken, and David J. Renken (Deadra); cherished grandmother of Mark Renken (Ashley), Todd Renken (Sarah), and Emily Griffey (Grant). Helen was one of seven children. At an early age, Helen was adopted by Albert and Orean Kiesewetter who she loved and adored. An accomplished musician, many students benefited from her teaching, most especially piano, organ, and accordion. Helen was a devoted wife and mother. In lieu of flowers, memorial donations may be made to Lutheran World Relief - Disaster Relief (for tornado assistance), American Red Cross - tornado relief, or Salvation Army (for tornado assistance).