2011 HP Open

The 2011 HP Open was a tennis tournament played on outdoor hard courts. It was the third edition of the HP Open, and part of the WTA International tournaments of the 2011 WTA Tour. It was held at the Utsubo [Tennis Center] in Osaka, Japan, from October 10 through October 16, 2011. Second-seeded Marion Bartoli won the singles title.

Finals

Singles

defeated Samantha Stosur, 6–3, 6–1

It was Bartoli' 2nd title of the year and the 7th of her career.
Doubles

/ Zhang Shuai defeated Vania King / Yaroslava Shvedova, 7–5, 3–6,

WTA players

Seeds

Seeds are based on the rankings of October 3, 2011.
Other entrants

The following players received wildcards into the singles main draw:

The following players received entry from the qualifying draw: