1991 Hall of Fame Inductees - Fourth Class
| Name | Class | Sport(s) |
|---|---|---|
| Nick Carolla | Class: 1991 | Sport(s): Men's Wrestling (1965-66) |
| Yvette Evans | Class: 1991 | Sport(s): Women's Track & Field (1977-79) |
| Jim Hanchett | Class: 1991 | Sport(s): Support Staff (1958-77) |
| Larry Hankammer | Class: 1991 | Sport(s): Baseball (1958-59) |
| Chick McIlroy | Class: 1991 | Sport(s): Swimming (1954-56) |
| Larry Petrill | Class: 1991 | Sport(s): Football (1963) |
| Tony Sills | Class: 1991 | Sport(s): Men's Golf (1976) |
| Lou Ann Terheggen-Selsky | Class: 1991 | Sport(s): Women's Volleyball (1969-70) |
| Bob Weiss | Class: 1991 | Sport(s): Football, Basketball (1955-56) |
| Jerry Witt | Class: 1991 | Sport(s): Football (1947-48) |