San Diego challenger · ATP
San Diego challenger 2026
ChallengerHardSan Diego, United States26 January – 1 February 2026Prize money: 177,000 USD49 matchesAltitude: 12 mCourt: Medium
Champion Zachary Svajda · Final: 7-6(5) 6-0
Final rounds
| Final | Zachary Svajda vs Sebastian Korda | 6-4 7-6(5) |
| Semifinal | Zachary Svajda vs Sho Shimabukuro | 6-4 6-1 |
| Semifinal | Sebastian Korda vs Patrick Kypson | 7-6(4) 6-2 |
| Quarterfinal | Zachary Svajda vs Mitchell Krueger | 6-3 2-6 6-2 |
| Quarterfinal | Sebastian Korda vs Liam Draxl | 7-6(4) 6-4 |
| Quarterfinal | Sho Shimabukuro vs Rinky Hijikata | 6-4 6-4 |
| Quarterfinal | Patrick Kypson vs Colton Smith | 7-6(5) 6-0 |
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