Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF W15 - Sharm El Sheikh | 2021/10/27 08:00 | Eri Shimizu v Anna Ulyashchenko | 7-6,7-6 |
| ITF W15 - Cancun | 2021/10/13 14:00 | Darja Semenistaja v Anna Ulyashchenko | 6-3,6-4 |
| ITF W15 - Cancun | 2021/10/07 17:45 | Anna Ulyashchenko v Maria Jose Portillo Ramirez | 6-7,4-6 |
| ITF W15 - Cancun | 2021/10/06 17:25 | Rushri Wijesundera v Anna Ulyashchenko | 1-6,7-5,2-6 |
| ITF W15 - Cancun | 2021/10/05 15:30 | Anna Ulyashchenko v Koral Koldobski | 6-0,3-6,10-1 |
| ITF W15 - Cancun | 2021/10/04 16:30 | Anna Ulyashchenko v Kyle McPhillips | 6-2,6-4 |
| 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 - Sharm El Sheikh | 2021/10/28 08:00 | Eudice Chong v So-Ra Lee | 6-2,6-4 |
| ITF W15 - Sharm El Sheikh | 2021/10/27 08:00 | Man Ying Maggie Ng v So-Ra Lee | 2-6,3-6 |
| ITF W15 - Antalya | 2021/04/19 07:00 | So-Ra Lee v Rozalie Dohnalova | 5-7,6-4,9-11 |
| ITF W15 - Antalya | 2021/04/18 07:00 | So-Ra Lee v Shachf Lieberman | 6-4,7-6 |
| ITF W15 - Antalya | 2021/04/15 07:00 | Vlada Koval v So-Ra Lee | 6-4,3-6,6-3 |
| ITF W15 - Antalya | 2021/04/14 08:40 | So-Ra Lee v Romy Koelzer | 2-6,6-2,6-0 |
| ITF W15 - Antalya | 2021/04/13 07:00 | Lucie Petruzelova v So-Ra Lee | 1-6,5-7 |
| ITF W15 - Antalya | 2021/04/12 07:00 | Diletta Cherubini v So-Ra Lee | 4-6,4-6 |