Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF - W25 Florence | 2019/10/18 15:30 | Mirjam Bjorklund v Hanna Chang | 4-6,1-6 |
| ITF - W25 Fort Worth | 2021/09/22 14:00 | Hanna Chang v Alexa Graham | 0-6,4-6 |
| US Open - Feminin | 2021/08/26 18:00 | Kristina Kucova v Hanna Chang | 7-5,7-6 |
| US Open - Feminin | 2021/08/25 15:00 | Isabella Shinikova v Hanna Chang | 6-2,6-7,3-6 |
| ITF - W100 Landisville | 2021/08/09 14:00 | Hanna Chang v Mai Hontama | 2-6,1-6 |
| WTA - Charleston | 2021/07/30 16:45 | Hanna Chang v Varvara Lepchenko | 1-6,1-6 |
| WTA - Charleston | 2021/07/28 20:55 | Na-Lae Han v Hanna Chang | 4-6,3-6 |
| WTA - Charleston | 2021/07/26 16:15 | Hanna Chang v Ellie Douglas | 6-3,6-4 |
| ITF - W25 Evansville | 2021/07/14 14:15 | Hanna Chang v Katrina Scott | 4-6,0-6 |
| ITF - W25 Frydek Mistek | 2021/09/09 09:40 | Misaki Matsuda v Mirjam Bjorklund | 7-5,3-6,6-1 |
| ITF - W25 Frydek Mistek | 2021/09/08 12:55 | Miriam Bulgaru v Mirjam Bjorklund | 6-3,2-6,4-6 |
| ITF - W25 Trieste | 2021/09/05 08:30 | Tara Wurth v Mirjam Bjorklund | 3-6,6-4,7-5 |
| ITF - W25 Trieste | 2021/09/04 14:00 | Mirjam Bjorklund v Nina Potocnik | 6-2,6-2 |
| ITF - W25 Trieste | 2021/09/03 09:30 | Nika Radisic v Mirjam Bjorklund | 2-6,6-4,1-6 |
| ITF - W25 Trieste | 2021/09/02 08:00 | Andreea Prisacariu v Mirjam Bjorklund | 3-6,6-7 |
| ITF - W25 Trieste | 2021/08/31 13:10 | Angelica Moratelli v Mirjam Bjorklund | 4-6,3-6 |
| ITF - W25 Koksijde | 2021/08/15 13:00 | Mirjam Bjorklund v Dea Herdzelas | 7-6,6-3 |