[141] Anna Kalinskaya 7-6,6-3 Whitney Osuigwe [247] 2021-09-25 15:00
Stadium: Stadium Round: 25 Ground: Hardcourt outdoor
Home History
| WTA Portoroz | 2021/09/16 09:00 | Jasmine Paolini v Anna Kalinskaya | 6-3,6-2 |
| WTA Portoroz | 2021/09/14 11:00 | Danka Kovinic v Anna Kalinskaya | 0-6,4-6 |
| ITF W25 Leiria | 2021/09/10 10:00 | Anna Kalinskaya v Yuriko Lily Miyazaki | 6-7,6-7 |
| ITF W25 Leiria | 2021/09/09 10:00 | Anna Kalinskaya v Carolina Alves | 6-4,6-3 |
| ITF W25 Leiria | 2021/09/08 14:15 | Anna Kalinskaya v Sarah Rebecca Sekulic | 6-1,6-3 |
| US Open Women | 2021/08/26 20:55 | Valentini Grammatikopoulou v Anna Kalinskaya | 2-6,6-4,6-2 |
| US Open Women | 2021/08/25 18:25 | Natalia Vikhlyantseva v Anna Kalinskaya | 0-6,2-6 |
| WTA Chicago | 2021/08/18 16:00 | Anna Kalinskaya v Claire Liu | 4-6,6-4,3-6 |
Away History
| WTA Columbus | 2021/09/18 15:00 | Whitney Osuigwe v Victoria Duval | 1-6,2-6 |
| US Open Women | 2021/08/25 16:15 | Whitney Osuigwe v Stefanie Voegele | 2-6,2-6 |
| WTA Chicago | 2021/08/16 22:15 | Whitney Osuigwe v Ann Li | 3-6,4-6 |
| WTA Concord | 2021/08/01 16:30 | Victoria Hu v Whitney Osuigwe | 6-4,6-2 |
| WTA Charleston | 2021/07/26 16:00 | Whitney Osuigwe v Jamie Loeb | 3-6,6-7 |
| ITF W25 Wroclaw | 2021/06/29 11:45 | Johana Markova v Whitney Osuigwe | 7-5,6-3 |
| Wimbledon Women | 2021/06/22 18:40 | Mayo Hibi v Whitney Osuigwe | 6-2,6-4 |
| ITF W60 Stare Splavy | 2021/06/16 09:40 | Whitney Osuigwe v Sara Bejlek | 6-2,6-7,4-6 |