2011 Women's World Open Squash Championship

The 2011 Women's World Open Squash Championship is the women's edition of the 2011 World Open, which serves as the individual world championship for squash players. The event took place at the New Luxor Theatre in Rotterdam in the Netherlands from 1 to 6 November. Nicol David won her sixth World Open trophy, beating Jenny Duncalf in the final.

Prize money and ranking points
For 2011, the prize purse was $143,000. The prize money and points breakdown is as follows:

Seeds
• # Nicol David (champion)

• # 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Jenny Duncalf (final)

• # 🇦🇺 Rachael Grinham (second round)

• # 🇮🇪 Madeline Perry (second round)

• # 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Laura Massaro (quarterfinals)

• # 🇦🇺 Kasey Brown (quarterfinals)

• # 🇫🇷 Camille Serme (second round)

• # 🇪🇬 Omneya Abdel Kawy (first round)

• # 🇭🇰 Annie Au (second round)

• # 🇳🇿 Joelle King (second round)

• # Natalie Grinham (semifinals)

• # 🇪🇬 Raneem El Weleily (second round)

• # 🇦🇺 Donna Urquhart (second round)

• # 🇳🇿 Jaclyn Hawkes (second round)

• # 🇲🇽 Samantha Terán (semifinals)

• # Low Wee Wern (quarterfinals)