In lieu of flowers, memorials may be made to the American Lung Association or the American Heart Association. Wienstroer, Donald, of St. Charles, Missouri, died on Sunday, May 3, 2009, at the age of 79. Devoted husband of 50 years to Ann Wienstroer; dear son of the late Anthony H. and the late Augusta M. Wienstroer; loving father of Michael (Christy) Wienstroer, Stephen Wienstroer, Christopher Wienstroer, Suzanne (Matthew) Becker and Michelle Wienstroer; treasured grandfather of Adam, April and Ethan Wienstroer, and Sarah Becker; dear brother of Jeanette Middendorf, Gloria, Bernice and Gerald Wienstroer; nieces and nephews.