Billy Hugh Wilhelm
- Bats Right, Throws Unknown
- Height 6' 0", Weight 175 lb.
- School North Carolina State University, Catawba College
- High School Landis High School
- Born June 11, 1929
- Died December 24, 2010 in Seneca, SC USA
Bill Wilhelm was head baseball coach at Clemson University for 36 years (1958-1993). Under his leadership, the team won 1161 games and reached the College World Series five times. Wilhelm was the sixth D-I college coach to reach the 1,000 win milestone on April 29, 1990. He was inducted into the College Baseball Hall of Fame in 2011.