2001 Porsche Tennis Grand Prix – Singles

Martina Hingis was the two-time defending champion, but retired in the semifinals against Lindsay Davenport.

Davenport won the title, defeating Justine Henin in the final 7–5, 6–4.

Seeds
The first four seeds received a bye into the second round. • # Martina Hingis (semifinals, retired)

• # 🇺🇸 Jennifer Capriati (quarterfinals)

• # 🇺🇸 Lindsay Davenport (champion)

• # 🇧🇪 Kim Clijsters (second round)

• # 🇫🇷 Amélie Mauresmo (quarterfinals)

• # 🇧🇪 Justine Henin (final)

• # 🇫🇷 Nathalie Tauziat (second round)

• # 🇺🇸 Meghann Shaughnessy (first round)

Seeds
• # 🇱🇺 Anne Kremer (Qualifying competition, lucky loser)

• # 🇷🇺 Tatiana Panova (Qualifying competition, lucky loser)

• # 🇮🇹 Francesca Schiavone (second round)

• # 🇨🇿 Denisa Chládková (qualifying competition)

• # 🇷🇺 Nadia Petrova (first round)

• # Cara Black (second round)

• # 🇸🇰 Daniela Hantuchová (qualified)

• # 🇷🇺 Elena Bovina (qualified)

Qualifiers
• # Maja Matevžič

• # Miriam Oremans

• # 🇸🇰 Daniela Hantuchová

• # 🇷🇺 Elena Bovina

Lucky losers
• # 🇱🇺 Anne Kremer

• # 🇷🇺 Tatiana Panova