Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF W15 Cancun | 2021/09/28 15:30 | Anna Ulyashchenko v Qavia Lopez | 6-2,3-6,6-10 |
| ITF W15 Cancun | 2021/09/27 17:30 | Anna Ulyashchenko v Natsuho Arakawa | 4-6,6-3,14-12 |
| ITF W15 Cancun | 2021/09/21 22:20 | Rushri Wijesundera v Anna Ulyashchenko | 6-2,7-6 |
| ITF W25 Evansville | 2021/07/13 16:25 | Lia Karatancheva v Anna Ulyashchenko | 6-1,6-3 |
| ITF W25 Evansville | 2021/07/12 14:00 | Madison Bourguignon v Anna Ulyashchenko | 3-6,1-6 |
| ITF W15 Monastir | 2021/05/17 10:30 | Anna Ulyashchenko v Natsuho Arakawa | 1-6,1-6 |
| ITF W15 Monastir | 2021/05/12 08:30 | Anna Ulyashchenko v Angelica Raggi | 3-6,1-6 |
| ITF W15 Monastir | 2021/05/11 08:30 | Anna Ulyashchenko v Sem Wensveen | 7-6,6-2 |
| ITF W25 Kyiv | 2021/07/18 07:00 | Ksenia Meshcheryakova v Laura Boehner | 1-6,1-6 |
| ITF W15 Shymkent | 2021/05/31 11:10 | Nino Natsvlishvili v Ksenia Meshcheryakova | 6-2,6-0 |
| ITF W15 Shymkent | 2021/05/24 04:00 | Ksenia Meshcheryakova v Alisa Baranovska | 1-6,1-6 |
| ITF W15 Tbilisi | 2021/05/16 06:00 | Ksenia Meshcheryakova v Barbare Eristavi | 1-6,0-6 |