2023-09-11 San Diego

The 2023 San Diego Open (known as Cymbiotika San Diego Open presented by ResMed for sponsorship reasons) was a women's tennis tournament played on outdoor hard courts in San Diego, United States, that was part of the WTA 500 series of tournaments on the 2023 WTA Tour. It was the 37th edition of the Southern California Open and was held 11–16 September.

Singles

 * Seeds
 * Draw