Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. WAlter Otto "Wally" Dreyer (February 25, 1923 September 27, 2002) was a professional American football defensive back / halfback in the National Football League. HE played for the Chicago Bears (1949) and the Green Bay Packers (1950). HE later served as head coach of the University of Wisconsin Milwaukee Panthers football team. HE played at the collegiate level at the University of Michigan and the University of Wisconsin Madison.