Gieseke, Mary Ann (NEE: Staggemeier), of St. Peters, Missouri, died on Tuesday, December 4, 2012 at the age of 82. Loving wife of the late Herbert E Gieseke; beloved daughter of the late Henry and Viola Staggemeier; devoted mother of Helen (Tom) Lissner and Diane (Bill) White; adored grandmother of Vanessa Lissner, Debbie Van Dillen, Zachary White, and Eric White; cherished great-grandmother of Madilynn and Brandon Van Dillen. She is preceded in death by her brother, Henry Staggemeier III. In lieu of flowers, memorials may be made to American Lung Association or Five Acres Animal Shelter.