Ronald Lee Nischwitz
- Bats Both, Throws Left
- Height 6' 3", Weight 205 lb.
- School Ohio State University
- High School Fairview High School (Dayton, OH)
- Debut September 4, 1961
- Final Game September 19, 1965
- Born July 1, 1937 in Dayton, OH USA
In his debut, Ron Nischwitz pitched two perfect innings for the Detroit Tigers against the Baltimore Orioles on September 4, 1961, striking out three batters. In 1962, Nischwitz was the Tigers' most-used reliever, appearing in 48 games. On November 27, 1962, he was traded by the Tigers with Gordon Seyfried to the Cleveland Indians for Bubba Phillips.
He was had coach at Wright State University from 1975 to 2004.