The 2011 Mercury Insurance Open was a women's tennis tournament played on outdoor hard courts.

It is the 2nd edition of the Southern California Open since the tournament left the tour in 2007.

It takes place in Carlsbad, California, United States.

Petra Kvitova and Kim Clijsters withdrew due to injuries.

Květa Peschke / Katarina Srebotnik defeated Raquel Kops-Jones / Abigail Spears 6–0, 6–2 The following players received wildcards into the singles main draw The following players received entry from the qualifying draw: The following player received entry as a lucky loser into the singles main draw: