Estadio: Court 08 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Cancún | 2021/10/10 15:30 | Darja Semenistaja v Maria Jose Portillo Ramirez | 5-7,7-6,6-0 |
| ITF W15 Cancún | 2021/10/09 16:50 | Darja Semenistaja v Stacey Fung | 6-2,6-1 |
| ITF W15 Cancún | 2021/10/08 16:40 | Darja Semenistaja v Sandy Marti | 3-6,6-4,6-0 |
| ITF W15 Cancún | 2021/10/07 18:45 | Darja Semenistaja v Koral Koldobski | 6-1,6-0 |
| ITF W15 Cancún | 2021/10/06 20:05 | Darja Semenistaja v Anna Rogers | 6-3,7-5 |
| ITF W15 Cancún | 2021/10/03 20:30 | Maria Jose Portillo Ramirez v Darja Semenistaja | 3-6,5-7 |
| ITF W15 Cancún | 2021/10/02 19:15 | Darja Semenistaja v Christina Rosca | 6-0,5-7,7-6 |
| ITF W15 Cancún | 2021/10/01 15:45 | Taylor Ng v Darja Semenistaja | 3-6,7-5,2-6 |
| ITF W15 Cancún | 2021/10/07 17:45 | Anna Ulyashchenko v Maria Jose Portillo Ramirez | 6-7,4-6 |
| ITF W15 Cancún | 2021/10/06 17:25 | Rushri Wijesundera v Anna Ulyashchenko | 1-6,7-5,2-6 |
| ITF W15 Cancún | 2021/10/05 15:30 | Anna Ulyashchenko v Koral Koldobski | 6-0,3-6,10-1 |
| ITF W15 Cancún | 2021/10/04 16:30 | Anna Ulyashchenko v Kyle McPhillips | 6-2,6-4 |
| ITF W15 Cancún | 2021/09/28 15:30 | Anna Ulyashchenko v Qavia Lopez | 6-2,3-6,6-10 |
| ITF W15 Cancún | 2021/09/27 17:30 | Anna Ulyashchenko v Natsuho Arakawa | 4-6,6-3,14-12 |
| ITF W15 Cancún | 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 |