The 2011 OEC Taipei Ladies Open was a professional tennis tournament played on indoor carpet courts. It was the fourth edition of the OEC Taipei Ladies Open, and part of the 2011 ITF Women's Circuit. It took place between 31 October and 6 November 2011 at the Taipei Arena in Taipei, Taiwan.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 China | Zheng Jie | 48 | 1 | |
 Japan | Ayumi Morita | 53 | 2 | |
 Thailand | Tamarine Tanasugarn | 110 | 3 | |
| Japan | Misaki Doi | 111 | 4 | |
 Belarus | Olga Govortsova | 129 | 5 | |
| Chan Yung-jan | 133 | 6 | ||
| Japan | Kimiko Date-Krumm | 144 | 7 | |
| Chang Kai-chen | 150 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
See main article: article and 2011 OEC Taipei Ladies Open – Singles. Ayumi Morita def. Kimiko Date-Krumm, 6 - 2, 6 - 2
See main article: article and 2011 OEC Taipei Ladies Open – Doubles. Chan Yung-jan / Zheng Jie def. 
Karolína Plíšková / Kristýna Plíšková, 7 - 6(7 - 5), 5 - 7, [10–5]
