Stadium: Court 3 Round: 25 Ground: Clay
| ITF W25 Kazan | 2021/03/10 10:30 | Koval, Vlada v Valeria Savinykh | 2-6,6-1,6-7 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/24 10:45 | Doroshina, Olga v Koval, Vlada | 2-6,7-6,6-3 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/23 10:25 | Koval, Vlada v Elena Malygina | 3-6,6-2,10-7 |
| Moscou, Simples W-ITF-RUS-02A | 2021/02/22 13:50 | Koval, Vlada v Shcherbinina, Alina | 6-0,6-1 |
| ITF - W15 Antalya | 2021/02/11 09:15 | Matilde Paoletti v Koval, Vlada | 6-4,7-5 |
| ITF - W15 Antalya | 2021/02/09 09:00 | Defne Cirpanli v Koval, Vlada | 1-6,2-6 |
| ITF - W15 Antalya | 2021/02/04 09:45 | Sohyun Park v Koval, Vlada | 6-4,6-3 |
| ITF - W15 Antalya | 2021/02/03 12:10 | Ayumi Koshiishi v Koval, Vlada | 3-6,2-6 |
| ITF - W15 Antalya | 2021/04/04 06:30 | Doga Turkmen v Diana Demidova | 4-6,2-6 |
| ITF - W15 Antalya | 2021/03/14 07:00 | Aneta Laboutkova v Doga Turkmen | 6-1,6-1 |
| ITF - W15 Antalya | 2021/03/10 12:15 | Doga Turkmen v Lisa Pigato | 1-6,2-6 |
| ITF - W15 Antalya | 2021/02/28 11:00 | Parra Romero, Maria Juliana v Doga Turkmen | 6-2,3-6,10-7 |
| ITF - W15 Antalya | 2021/02/21 07:00 | Enola Chiesa v Doga Turkmen | 6-1,6-4 |
| ITF - W15 Antalya | 2021/02/14 07:00 | Aurora Zantedeschi v Doga Turkmen | 6-2,6-2 |
| ITF - W15 Antalya | 2021/02/09 09:00 | Dia Evtimova v Doga Turkmen | 7-5,6-3 |
| ITF - W15 Antalya | 2021/02/03 10:10 | Doga Turkmen v Berfu Cengiz | 1-6,2-6 |