1981 Porsche Tennis Grand Prix
The 1981 Porsche Tennis Grand Prix was a women's singles tennis tournament played on indoor carpet courts at the Tennis Sporthalle Filderstadt in Filderstadt in West Germany. The event was part of the Category 4 tier of the 1981 Toyota Series. It was the fourth edition of the tournament and was held from 26 October through 1 November 1981. First-seeded Tracy Austin won the singles event, her fourth successive singles title at the event, and the accompanying $22,000 first-prize money.
Finals
Singles
Tracy Austin defeated Martina Navratilova 4–6, 6–3, 6–4Doubles
Mima Jaušovec / Martina Navratilova defeated Barbara Potter / Anne Smith 6–4, 6–1Prize money
| Event | W | F | SF | QF | Round of 16 | Round of 32 |
| Singles | $22,000 | $11,000 | $5,500 | $2,800 | $1,500 | $750 |