Lates, S. Ann, of O'Fallon, Missouri, died on Thursday, May 12, 2011 at the age of 88. Loving mother of Marushka (Malcolm) Royse and Patricia (Paul) Kopetka, beloved grandmother of 5 and great-grandmother of 1. She is preceded in death by her parents, John and Katherine Dayshyn and her sister, Eugenia Maszewski. Memorials may be made to the Alzheimer's Association.