Stadium: Indoor 1 Round: 54 Ground: Hardcourt outdoor
| ITF W15 San Diego | 2023/06/06 16:00 | Klara Kosan v Emily Deming | 3-6,6-3,6-10 |
| ITF W15 San Diego | 2023/06/05 19:00 | Melissa Morales v Klara Kosan | 1-6,5-7 |
| ITF W15 Rancho Santa Fe | 2023/05/29 20:30 | Klara Kosan v Olivia Center | 1-6,2-6 |
| ITF W15 Rancho Santa Fe | 2022/06/02 17:30 | Klara Kosan v Jiangxue Han | 1-6,2-6 |
| ITF W15 Rancho Santa Fe | 2022/06/01 17:40 | Klara Kosan v Prathyusha Rachapudi | 6-2,1-6,6-1 |
| ITF W15 Rancho Santa Fe | 2022/05/31 16:00 | Saniya Singh v Klara Kosan | 0-6,5-7 |
| ITF W15 Rancho Santa Fe | 2022/05/30 09:00 | Klara Kosan v Cydnee Wilkinson | 6-2,6-2 |
| UTR Pro Tennis Series California Women | 2021/12/12 17:30 | Marley Lambert v Klara Kosan | 0-6,6-7 |
| UTR Pro Tennis Series California Women | 2022/01/02 16:00 | Ayana Akli v Jiangxue Han | 3-6,7-6,6-1 |
| UTR Pro Tennis Series California Women | 2021/12/31 20:30 | Ayana Akli v Casie Wooten | 6-4,6-2 |
| UTR Pro Tennis Series California Women | 2021/12/28 22:00 | Ayana Akli v Parker Fry | 6-0,6-3 |
| UTR Pro Tennis Series California Women | 2021/12/28 15:53 | Priya Nelson v Ayana Akli | 3-6,3-6 |