| Country (sports) |  Switzerland |
|---|---|
| Born | 28 March 1959 Aarau, Switzerland |
| Height | 1.75 m (5 ft 9 in) |
| Plays | Left-handed |
| Prize money | $123,967 |
| Singles | |
| Career record | 16–10 |
| Grand Slam singles results | |
| Australian Open | 2R (1982) |
| French Open | 3R (1980), 1983) |
| Wimbledon | 2R (1981, 1982, 1983) |
| US Open | 4R (1984) |
| Doubles | |
| Career record | 7–8 |
| Career titles | 1 WTA |
| Grand Slam doubles results | |
| Australian Open | 1R (1982) |
| French Open | 2R (1980) |
| Wimbledon | 2R (1983) |
| US Open | 3R (1983) |
Petra Jauch-Delhees (born 28 March 1959), born Petra Delhees, is a former professional tennis player from Switzerland.