stadio: Court 20 Round: 25 Ground: Hardcourt outdoor
| ITF W60 Berkeley | 2019/07/16 19:00 | Catherine Harrison v Hanna Chang | 3-6,4-6 |
| ITF W25 Boca Raton | 2021/02/25 18:20 | Claire Liu v Catherine Harrison | 6-4,6-2 |
| ITF W25 Boca Raton | 2021/02/24 18:00 | Beatriz Haddad Maia v Catherine Harrison | 6-4,4-6,3-6 |
| ITF W25 Boca Raton | 2021/02/23 17:45 | Catherine Harrison v Amina Anshba | 7-6,5-7,10-4 |
| ITF W25 Boca Raton | 2021/02/22 15:00 | Catherine Harrison v Tara Moore | 6-3,6-4 |
| ITF W25 Orlando | 2021/02/16 14:50 | Catherine Harrison v Maria Lourdes Carle | 1-6,3-6 |
| ITF W25 Orlando | 2021/02/15 17:00 | Catherine Harrison v Reese Brantmeier | 6-7,6-2,10-8 |
| ITF W60 Rome, GA | 2021/01/27 19:55 | Catherine Harrison v Emina Bektas | 0-6,2-6 |
| WTA Abu Dhabi | 2021/01/05 12:00 | Catherine Harrison v Bianca Turati | 4-6,7-6,1-6 |
| ITF W25 Boca Raton | 2021/02/23 16:00 | Jamie Loeb v Hanna Chang | 7-5,6-0 |
| ITF W25 Boca Raton | 2021/02/22 15:00 | Lucrezia Stefanini v Hanna Chang | 6-7,6-3,6-10 |
| ITF W25 Orlando | 2021/02/15 15:00 | Katrina Scott v Hanna Chang | 6-1,3-6,10-3 |
| ITF W60 Rome, GA | 2021/01/27 19:55 | Alycia Parks v Hanna Chang | 6-3,6-2 |
| UTR Pro Tennis Series California femminili | 2021/01/17 17:00 | Jessica Luisa Alsola v Hanna Chang | 5-7,6-2,4-6 |
| UTR Pro Tennis Series California femminili | 2021/01/16 19:00 | Megan McCray v Hanna Chang | 3-6,6-7 |
| UTR Pro Tennis Series California femminili | 2021/01/14 19:00 | Jenna Defalco v Hanna Chang | 1-6,2-5 |
| UTR Pro Tennis Series California femminili | 2021/01/13 17:00 | Hanna Chang v Maxine Murphy | 6-0,6-4 |