2011 HP Open – Singles

Tamarine Tanasugarn was the defending champion, but lost to Angelique Kerber in the quarterfinals.

No.2 seed Marion Bartoli won the 2011 title, defeating No.1 seed and US Open Champion Samantha Stosur 6–3, 6–1.

Seeds
• # 🇦🇺 Samantha Stosur (final)

• # 🇫🇷 Marion Bartoli (champion)

• # 🇩🇪 Angelique Kerber (semifinals)

• # 🇨🇿 Petra Cetkovská (quarterfinals)

• # 🇦🇺 Jarmila Gajdošová (second round)

• # 🇯🇵 Ayumi Morita (quarterfinals)

• # Chanelle Scheepers (quarterfinals)

• # 🇺🇸 Christina McHale (first round)