John D. Powless (August 24, 1932 – May 20, 2021) was an American basketball and tennis coach at the University of Wisconsin–Madison and a player on the international senior tennis circuit.
John D. Powless (August 24, 1932 – May 20, 2021) was an American basketball and tennis coach at the University of Wisconsin–Madison and a player on the international senior tennis circuit. (en)