| UTR Pro Tennis Series California Women | 2021/07/01 15:00 | Katherine Duong v Taylor Cataldi | 6-4,6-0 |
| UTR Pro Tennis Series California Women | 2021/06/30 16:30 | Brooke Killingsworth v Katherine Duong | 6-2,6-5 |
| UTR Pro Tennis Series California Women | 2021/06/29 18:00 | Eryn Cayetano v Katherine Duong | 6-1,7-6 |
| UTR Pro Tennis Series California Women | 2021/06/28 16:30 | Katherine Duong v Khim Iglupas | 6-2,6-0 |
| UTR Pro Tennis Series California Women | 2021/07/01 15:26 | Mariya Vyshkina v Kami Osher | 6-3,6-0 |
| UTR Pro Tennis Series California Women | 2021/06/30 19:30 | Mariya Vyshkina v Misa Malkin | 4-6,2-5 |
| UTR Pro Tennis Series California Women | 2021/06/29 18:00 | Mariya Vyshkina v Shakhnoza Khatamova | 1-6,1-6 |
| UTR Pro Tennis Series California Women | 2021/06/27 15:00 | Mariya Vyshkina v Arianna Stavropoulos | 3-6,2-5 |
| UTR Pro Tennis Series California Women | 2021/06/17 16:30 | Emma Sun v Mariya Vyshkina | 6-3,5-3 |
| UTR Pro Tennis Series California Women | 2021/06/16 16:30 | Leyden Games v Mariya Vyshkina | 7-5,6-1 |
| UTR Pro Tennis Series California Women | 2021/06/15 18:00 | Kayla Day v Mariya Vyshkina | 1-2 |
| UTR Pro Tennis Series California Women | 2021/06/14 18:00 | Jordyn Mcbride v Mariya Vyshkina | 6-2,6-1 |