San Diego Open (tennis)
| San Diego Open | |
|---|---|
| Tournament information | |
| Founded | 1971 |
| Location | San Diego, California, United States |
| Venue | Omni La Costa Resort & Spa (2004–2015) Barnes Tennis Center (2021–present) |
| Category | WTA Tier I (2004–2007) WTA Premier (2010–2013) WTA 125K series (2015) ATP 250 (2021–2022) WTA 500 (2022–2024) ATP Challenger Tour (2025–) |
| Surface | Hardcourt / Outdoor |
| Draw | 28S / 24SQ / 16D |
| Prize money | $922,573 (women in 2024), $160,000 (men in 2025) |
| Website | Website |
| Current champions (2024) | |
| Women's singles | Katie Boulter |
| Women's doubles | Nicole Melichar-Martinez Ellen Perez |
The San Diego Open is an annual professional tennis tournament on the ATP Challenger Tour, held in San Diego, California. The tournament was founded in 1971. It is held at the Barnes Tennis Center. In 2025 it returned as an ATP Challenger 100 event when it replaced the WTA 500 event.