2011 Porsche Tennis Grand Prix – Singles

Justine Henin was the defending champion, but she didn't defend her title due to her retirement after the Australian Open.

Julia Görges won the title, defeating World No. 1 Caroline Wozniacki in the final, 7–6(7–3), 6–3.

Seeds
The top four seeds received a bye into the second round. • # Caroline Wozniacki (final)

• # 🇷🇺 Vera Zvonareva (quarterfinals)

• # 🇮🇹 Francesca Schiavone (second round)

• # 🇧🇾 Victoria Azarenka (second round, retired due to shoulder injury)

• # 🇦🇺 Samantha Stosur (semifinals)

• # 🇨🇳 Li Na (second round)

• # 🇷🇸 Jelena Janković (second round)

• # 🇫🇷 Marion Bartoli (second round)