2012 Mercury Insurance Open – Singles

Agnieszka Radwańska was the defending champion but chose not to compete. Dominika Cibulková defeated her close friend Marion Bartoli 6–1, 7–5 in the final to win the tournament.

Seeds
The top four seeds receive a bye into the second round. • # 🇫🇷 Marion Bartoli (final)

• # 🇸🇰 Dominika Cibulková (champion)

• # 🇷🇸 Jelena Janković (quarterfinals)

• # 🇷🇺 Nadia Petrova (semifinals)

• # 🇺🇸 Christina McHale (quarterfinals)

• # 🇸🇰 Daniela Hantuchová (first round)

• # 🇧🇪 Yanina Wickmayer (first round, retired because of a lower back injury)

• # Chanelle Scheepers (second round)

Seeds
• # 🇮🇹 Camila Giorgi (first round)

• # 🇰🇿 Sesil Karatantcheva (qualified)

• # 🇺🇸 Melanie Oudin (qualifying competition, lucky loser)

• # 🇯🇵 Erika Sema (first round)

• # Michelle Larcher de Brito (qualified)

• # 🇫🇷 Irena Pavlovic (qualifying competition)

• # 🇺🇸 Alexa Glatch (qualified)

• # 🇺🇸 Madison Brengle (qualifying competition)

Qualifiers
• # 🇺🇸 Alexa Glatch

• # 🇰🇿 Sesil Karatantcheva

• # Michelle Larcher de Brito

• # Chan Yung-jan

Lucky loser

 * 1) 🇺🇸 Melanie Oudin