Stadium: Court 2 Round: 26 Ground: Clay
| ITF W25 Kyiv | 2021/07/21 13:30 | Fanny Stollar v Viktoriya Petrenko | 6-1,6-4 |
| WTA Budapest | 2021/07/10 16:00 | Jaqueline Adina Cristian v Fanny Stollar | 1-6,6-1,6-2 |
| ITF W60 Charleston | 2021/06/22 23:05 | Kyoka Okamura v Fanny Stollar | 3-6,6-7 |
| ITF W25 Sumter | 2021/06/18 14:00 | Fernanda Contreras Gomez v Fanny Stollar | 6-4,0-6,6-4 |
| ITF W25 Sumter | 2021/06/17 16:55 | Fanny Stollar v Yuliana Lizarazo | 6-4,6-2 |
| ITF W25 Sumter | 2021/06/16 18:25 | Fanny Stollar v Anastasia E Nefedova | 6-3,6-4 |
| ITF W15 Sharm El Sheikh | 2021/02/24 12:25 | Sabine Rutlauka v Fanny Stollar | 6-3,6-2 |
| ITF W25 Grado | 2020/09/16 11:00 | Maria Bondarenko v Fanny Stollar | 7-5,6-4 |
| ITF W25 Kyiv | 2021/07/21 08:00 | Maria Sara Popa v Marianna Zakarlyuk | 4-6,4-6 |
| ITF W60 Nur-Sultan | 2021/07/15 03:50 | Ekaterina Shalimova v Marianna Zakarlyuk | 6-1,6-3 |
| ITF W25 Nur-Sultan | 2021/07/07 08:30 | Marianna Zakarlyuk v Jacqueline Cabaj Awad | 3-6,5-7 |
| ITF W25 Salinas | 2021/05/12 17:35 | Marianna Zakarlyuk v Carol Zhao | 7-6,3-6,3-6 |
| ITF W25 Salinas | 2021/05/05 14:00 | Laura Pigossi v Marianna Zakarlyuk | 6-4,6-2 |
| ITF W25 Dubai | 2021/03/31 10:15 | Marianna Zakarlyuk v Jodie Anna Burrage | 1-6,5-7 |
| ITF W25 Dubai | 2021/03/29 11:05 | Indy De Vroome v Marianna Zakarlyuk | 1-6,6-7 |
| ITF W25 Pune | 2021/03/14 04:30 | Laura Pigossi v Marianna Zakarlyuk | 6-0,3-6,7-6 |