| UTR Pro Tennis Series California Women | 2021/12/08 19:14 | Klara Kosan v Brandy Walker | 3-6,0-6 |
| UTR Pro Tennis Series California Women | 2021/12/07 22:00 | Klara Kosan v Alexandra Ozerets | 6-4,6-3 |
| UTR Pro Tennis Series California Women | 2021/12/06 22:00 | Priya Nelson v Klara Kosan | 6-0,6-3 |
| UTR Pro Tennis Series California Women | 2021/06/18 15:00 | Eryn Cayetano v Klara Kosan | 7-5,6-3 |
| UTR Pro Tennis Series California Women | 2021/06/16 18:00 | Vivian Ovrootsky v Klara Kosan | 1-6,1-5 |
| UTR Pro Tennis Series California Women | 2021/06/14 20:00 | Zoe Hammond v Klara Kosan | 3-6,3-6 |
| UTR Pro Tennis Series California Women | 2021/06/13 19:30 | Klara Kosan v Kelly Keller | 3-6,6-6 |
| UTR Pro Tennis Series Nevada Women | 2021/05/22 19:30 | Klara Kosan v Kendall Kovick | 5-7,6-4,3-6 |
| UTR Pro Tennis Series California Women | 2021/12/10 16:00 | Alexandra Ozerets v Dania Deaifi | 6-3,1-6,6-6 |
| UTR Pro Tennis Series California Women | 2021/12/08 00:00 | Priya Nelson v Dania Deaifi | 6-1,7-6 |
| UTR Pro Tennis Series California Women | 2021/12/06 20:30 | Dania Deaifi v Brandy Walker | 1-6,6-2,0-5 |
| UTR Pro Tennis Series California Women | 2021/12/02 17:30 | Dania Deaifi v Seha Yu | 6-3,6-4 |
| UTR Pro Tennis Series California Women | 2021/11/30 18:28 | Dania Deaifi v Kyle McPhillips | 2-6,0-5 |
| UTR Pro Tennis Series California Women | 2021/11/29 17:30 | Dania Deaifi v Nikita Vishwase | 3-6,1-6 |
| UTR Pro Tennis Series California Women | 2021/10/23 22:00 | Carri Hayes v Dania Deaifi | 6-3,5-4 |
| UTR Pro Tennis Series California Women | 2021/10/22 19:30 | Kianah Motosono v Dania Deaifi | 6-0,6-3 |