1998 Porsche Tennis Grand Prix – Singles

Martina Hingis was the defending champion, but lost in the quarterfinals to Dominique Van Roost. Sandrine Testud won the title, defeating Lindsay Davenport in final 7–5, 6–3.

1998 Porsche Tennis Grand Prix – Singles

Martina Hingis was the defending champion, but lost in the quarterfinals to Dominique Van Roost. Sandrine Testud won the title, defeating Lindsay Davenport in final 7–5, 6–3.