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