Stadium: Court 5 Round: 28 Ground: Hardcourt outdoor
| ITF W25 Moskva | 2020/02/27 10:40 | Valentini Grammatikopoulou v Vlada Koval | 6-3,6-3 |
| ITF W25 Kazan | 2021/06/04 06:55 | Alina Charaeva v Valentini Grammatikopoulou | 6-1,0-6,0-6 |
| ITF W25 Kazan | 2021/06/03 07:00 | Jasmin Jebawy v Valentini Grammatikopoulou | 3-6,2-6 |
| ITF W25 Kazan | 2021/06/02 07:00 | Anastasia Tikhonova v Valentini Grammatikopoulou | 2-6,1-6 |
| ITF W25 Liepaja | 2021/05/28 07:55 | Malene Helgo v Valentini Grammatikopoulou | 7-5,6-4 |
| ITF W25 Oeiras | 2021/04/30 09:50 | Maria G Carrasco v Valentini Grammatikopoulou | 6-7,7-6,6-3 |
| ITF W25 Oeiras | 2021/04/29 09:55 | Valentini Grammatikopoulou v Conny Perrin | 6-4,6-2 |
| ITF W25 Oeiras | 2021/04/28 12:40 | Valentini Grammatikopoulou v Yvonne Cavalle-Reimers | 6-4,6-0 |
| ITF W60 Oeiras | 2021/04/14 14:05 | Francesca Jones v Valentini Grammatikopoulou | 6-3,4-6,6-3 |
| ITF W25 Kazan | 2021/06/04 07:00 | Vlada Koval v Iryna Shymanovich | 3-6,6-0,7-5 |
| ITF W25 Kazan | 2021/06/03 08:40 | Vlada Koval v Anna Ureke | 6-3,6-2 |
| ITF W25 Kazan | 2021/06/02 10:35 | Sofya Lansere v Vlada Koval | 4-6,4-6 |
| ITF W25 Liepaja | 2021/05/27 09:50 | Vlada Koval v Ipek Oz | 1-6,6-4,4-6 |
| ITF W25 Liepaja | 2021/05/26 11:25 | Vlada Koval v Tess Sugnaux | 6-2,6-3 |
| ITF W25 Platja D’Aro | 2021/05/17 11:00 | Karman Kaur Thandi v Vlada Koval | 6-2,3-6,10-7 |
| ITF W25 Platja D’Aro | 2021/05/16 07:30 | Isabelle Haverlag v Vlada Koval | 6-3,5-7,10-12 |
| ITF W60 Saint-Gaudens | 2021/05/11 13:00 | Katharina Gerlach v Vlada Koval | 6-1,6-4 |