Barbara Hallquist
| Country (sports) | United States |
|---|---|
| Born | May 1, 1957 Pasadena, California, U.S. |
| Height | 5 ft 8 in (1.73 m) |
| Plays | Right-handed (one-handed backhand) |
| Singles | |
| Career titles | 1 |
| Highest ranking | No. 30 |
| Grand Slam singles results | |
| Australian Open | 3R (1980) |
| French Open | 1R (1982) |
| Wimbledon | 3R (1978) |
| US Open | QF (1980) |
| Doubles | |
| Career titles | 1 |
| Grand Slam doubles results | |
| Wimbledon | 3R (1979) |
| US Open | QF (1980) |
Barbara Hallquist DeGroot (born May 1, 1957) is a retired professional tennis player from the U.S. She was the first female student to receive an athletic scholarship from the University of Southern California (USC) as a result of Title IX legislation. She played tennis for USC from 1976 to 1979.