Estadio: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Shymkent - Femenino | 2017/09/28 04:00 | Vlada Koval v Zhibek Kulambayeva | 7-5,4-6,2-6 |
| ITF W25 Oporto | 2021/06/22 11:45 | Vlada Koval v Estela Perez-Somarriba | 5-7,6-2,9-11 |
| ITF W25 Oporto | 2021/06/21 15:00 | Vlada Koval v Lucia Peyre | 6-3,6-4 |
| ITF W25 Figueira Da Foz | 2021/06/18 15:20 | Mai Hontama v Vlada Koval | 6-1,6-2 |
| ITF W25 Figueira Da Foz | 2021/06/16 10:25 | Vlada Koval v Estelle Cascino | 6-4,6-4 |
| ITF W25 Figueira Da Foz | 2021/06/14 13:45 | Vlada Koval v Emily Appleton | 6-1,6-2 |
| ITF W25 Kazán | 2021/06/05 07:00 | Valentini Grammatikopoulou v Vlada Koval | 6-2,3-6,6-2 |
| ITF W25 Kazán | 2021/06/04 07:00 | Vlada Koval v Iryna Shymanovich | 3-6,6-0,7-5 |
| ITF W25 Kazán | 2021/06/03 08:40 | Vlada Koval v Anna Ureke | 6-3,6-2 |
| ITF W15 Shymkent | 2021/06/05 05:00 | Valeriya Olyanovskaya v Zhibek Kulambayeva | 7-5,6-4 |
| ITF W15 Shymkent | 2021/06/04 05:00 | Anna Ukolova v Zhibek Kulambayeva | 0-6,3-6 |
| ITF W15 Shymkent | 2021/06/03 05:00 | Ekaterina Reyngold v Zhibek Kulambayeva | 4-6,1-6 |
| ITF W15 Shymkent | 2021/06/02 06:45 | Larisa Bekmetova v Zhibek Kulambayeva | 4-6,1-6 |
| ITF W15 Shymkent | 2021/05/30 09:30 | Zhibek Kulambayeva v Kristina Dmitruk | 7-5,6-0 |
| ITF W15 Shymkent | 2021/05/29 05:00 | Anna Ukolova v Zhibek Kulambayeva | 3-6,0-6 |
| ITF W15 Shymkent | 2021/05/28 05:00 | Zhibek Kulambayeva v Ekaterina Shalimova | 6-1,6-3 |
| ITF W15 Shymkent | 2021/05/27 06:30 | Zhibek Kulambayeva v Tatyana Nikolenko | 7-5,6-3 |