The 2013 Southern California Open was a professional women's tennis tournament played on hard courts. It was the 4th edition of the tournament since its resumption in 2010, and a Premier tournament on the 2013 WTA Tour. It took place in Carlsbad, California, United States from July 29 to August 4, 2013. Fifth-seeded Samantha Stosur won the singles title.
| 2013 Southern California Open | |
|---|---|
| Date | July 29 – August 4 |
| Edition | 33rd |
| Category | WTA Premier |
| Draw | 28S / 16D |
| Surface | Hard / outdoor |
| Location | Carlsbad, California, United States |
| Champions | |
| Singles | |
 Samantha Stosur | |
| Doubles | |
 Raquel Kops-Jones / Abigail Spears | |
Finals
editSingles
edit Samantha Stosur defeated 
Victoria Azarenka, 6–2, 6–3
- It was Stosur's 1st singles title of the year and 4th of her career.
Doubles
edit Raquel Kops-Jones / Abigail Spears defeated 
Chan Hao-ching / 
Janette Husárová, 6–4, 6–1
Singles main-draw entrants
editSeeds
edit| Country | Player | Rank1 | Seed |
|---|---|---|---|
| BLR
|
Victoria Azarenka | 3 | 1 |
 POL
|
Agnieszka Radwańska | 4 | 2 |
 CZE
|
Petra Kvitová | 7 | 3 |
 ITA
|
Roberta Vinci | 11 | 4 |
| AUS
|
Samantha Stosur | 13 | 5 |
 SRB
|
Jelena Janković | 16 | 6 |
| SRB
|
Ana Ivanovic | 17 | 7 |
 ESP
|
Carla Suárez Navarro | 19 | 8 |
- 1 Rankings are as of July 22, 2013
Other entrants
editThe following players received wildcards into the singles main:
The following players received entry from the qualifying draw:
Withdrawals
edit- Before the tournament
Marion Bartoli (hamstring injury)
Kirsten Flipkens
Bojana Jovanovski- Kristina Mladenovic
Anastasia Pavlyuchenkova
Doubles main-draw entrants
editSeeds
edit| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 GER
|
Anna-Lena Grönefeld | CZE
|
Květa Peschke | 25 | 1 |
| USA
|
Liezel Huber | ESP
|
Nuria Llagostera Vives | 40 | 2 |
| USA
|
Raquel Kops-Jones | USA
|
Abigail Spears | 44 | 3 |
| SRB
|
Jelena Janković |  SLO
|
Katarina Srebotnik | 49 | 4 |
- 1 Rankings are as of July 22, 2013
Other entrants
editThe following pairs received wildcards into the doubles main draw:
