Stadium: Court 8 Round: 28 Ground: Hardcourt outdoor
| ITF W25 Nur-Sultan | 2021/07/09 07:20 | Iryna Shymanovich v Justina Mikulskyte | 6-1,6-7,2-6 |
| ITF W25 Nur-Sultan | 2021/07/08 10:45 | Ekaterina Ovcharenko v Justina Mikulskyte | 1-6,6-4,1-6 |
| ITF W25 Nur-Sultan | 2021/07/07 07:40 | Justina Mikulskyte v Hatouka, Yuliya | 6-7,6-0,7-5 |
| ITF W25 Nur-Sultan | 2021/07/06 07:15 | Justina Mikulskyte v Vinahradava, Hanna | 6-1,6-0 |
| Billie Jean King Cup | 2021/06/19 10:30 | Helene Pellicano v Justina Mikulskyte | 2-6,2-6 |
| Billie Jean King Cup | 2021/06/17 10:30 | Justina Mikulskyte v Adrijana Lekaj | 6-2,6-1 |
| Billie Jean King Cup | 2021/06/15 10:30 | Justina Mikulskyte v Barakat Oyinlomo Quadre | 6-2,6-1 |
| ITF W15 Santa Margarita de Montbui | 2021/05/30 09:30 | Celia Cervino Ruiz v Justina Mikulskyte | 2-6,0-6 |
| ITF W25 Nur-Sultan | 2021/07/09 05:45 | Koval, Vlada v Valeria Savinykh | 6-3,6-3 |
| ITF W25 Nur-Sultan | 2021/07/08 07:10 | Koval, Vlada v Maria Timofeeva | 6-3,7-5 |
| ITF W25 Nur-Sultan | 2021/07/06 09:20 | Koval, Vlada v Zhibek Kulambayeva | 6-2,7-5 |
| ITF W25 Porto | 2021/06/22 11:45 | Koval, Vlada v Perez-Somarriba, Estela | 5-7,6-2,9-11 |
| ITF W25 Porto | 2021/06/21 15:00 | Koval, Vlada v Lucia Peyre | 6-3,6-4 |
| ITF W25 Figueira Da Foz | 2021/06/18 15:20 | Mai Hontama v Koval, Vlada | 6-1,6-2 |
| ITF W25 Figueira Da Foz | 2021/06/16 10:25 | Koval, Vlada v Estelle Cascino | 6-4,6-4 |
| ITF W25 Figueira Da Foz | 2021/06/14 13:45 | Koval, Vlada v Emily Appleton | 6-1,6-2 |