The 1980 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 AAA[a] category of the 1980 Colgate Series.

It was the third edition of the tournament and was held from 3 November through 9 November 1980.

[2] First-seeded Tracy Austin won the singles event, her third successive singles title at the event, and the accompanying $22,000 first-prize money.

[2][1] Tracy Austin defeated Sherry Acker 6–2, 7–5 Hana Mandlíková / Betty Stöve defeated Kathy Jordan / Anne Smith 6–4, 7–5