Stadium: Court 4 Round: 44 Ground: Hardcourt outdoor
| ITF W15 Sharm El Sheikh | 2021/11/08 08:00 | Anna Ulyashchenko v Melissa Boyden | 7-6,6-2 |
| ITF W15 Sharm El Sheikh | 2021/11/07 07:00 | Anna Ulyashchenko v Ksenia Meshcheryakova | 6-2,6-2 |
| ITF W15 Sharm El Sheikh | 2021/11/04 08:00 | Anna Ulyashchenko v Eudice Chong | 3-6,6-7 |
| ITF W15 Sharm El Sheikh | 2021/11/03 14:25 | Anna Ulyashchenko v So-Ra Lee | 6-2,6-2 |
| 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 Sharm El Sheikh | 2021/11/08 08:00 | Sophie Greiner v Alina Michalitsch | 7-6,6-3 |
| ITF W15 Sharm El Sheikh | 2021/11/02 08:00 | Sophie Greiner v Zongyu Li | 0-6,2-6 |
| ITF W15 Sharm El Sheikh | 2021/11/01 10:30 | Ritage Faizy v Sophie Greiner | 0-6,0-6 |
| ITF W25 Braunschweig | 2021/08/23 16:35 | Lena Papadakis v Sophie Greiner | 6-4,6-4 |
| ITF W15 Warmbad-Villach | 2021/08/16 12:30 | Sophie Greiner v Diana Martynov | 1-6,5-7 |
| ITF W15 Warmbad-Villach | 2021/08/15 07:00 | Noa Krznaric v Sophie Greiner | 6-1,0-6,7-10 |
| ITF W15 Heraklion | 2021/05/24 08:00 | Sophie Greiner v Helena Stevic | 4-6,1-6 |
| ITF W15 Heraklion | 2021/05/19 10:30 | Adelina Krueger v Sophie Greiner | 2-6,7-5,7-5 |