Zimmermann, Geraldine Ann, of St. Peters, Missouri, died on Thursday, September 16, 2010 at the age of 78. Loving wife of the late Eugene J. Zimmermann; beloved daughter of the late Victor and Maria Preli; devoted mother of Barbara (Butch) Eads, Ronald (Janet) Zimmermann, Janice Zimmermann, Jennifer (Parvez) Iqbal, Jean (Jim) Miller, Matthew (Sharon) Zimmermann, Joyce (Scott) Smith; grandmother of Sandy (Greg) Lapps; great-grandmother of Mitchell, Victoria and Elizabeth Lapps; grandmother of Stephanie Eads; great-grandmother of Jordan and Morgan Jackson; grandmother of Mindy Eads, Mike Zimmermann, Jackie (Greg) Gilsinn; Sami (Zena) Iqbal; Ranya Iqbal, Angie Steimel, John Steimel, Jessica (Mike) Muresan; great-grandmother of Max Muresan; grandmother of Alicia Zimmermann; great-grandmother of Scarlett Zimmermann; grandmother of Zachary Zimmermann, Devon and Madison Smith; cherished sister of Marie (Tony) Favazza and Albert (Joanne) Preli. Services: The family is being served by The Baue Funeral and Memorial Center, 3950 West Clay Street, St. Charles, MO where visitation will be held Sunday, September 19, 2010 5-8:00 PM. Funeral Service 10:00 AM, Monday, September 20, 2010 at All Saints Catholic Church, 7 McMenamy Road, St. Peters, MO. Interment Calvary Cemetery. Memorial contributions may be made to the American Heart Association.