Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 Wroclaw | 2021/06/28 11:00 | Davide Tortora v Oleksandr Ovcharenko | 6-4,6-4 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Mikolaj Borkowski v Oleksandr Ovcharenko | 4-6,0-6 |
| ITF M15 Novomoskovsk | 2021/06/04 07:00 | Matias Zukas v Oleksandr Ovcharenko | 6-3,6-1 |
| ITF M15 Novomoskovsk | 2021/06/03 15:30 | Oleksandr Ovcharenko v Timur Mukhtarulin | 6-1,6-4 |
| ITF M15 Novomoskovsk | 2021/05/27 07:15 | Jose Fco. Vidal Azorin v Oleksandr Ovcharenko | 6-4,6-3 |
| ITF M15 Novomoskovsk | 2021/05/26 08:20 | Oleksandr Ovcharenko v Marat Deviatiarov | 7-6,6-4 |
| ITF M15 Antalya | 2021/04/27 07:00 | Colin Sinclair v Oleksandr Ovcharenko | 7-6,4-6,10-4 |
| ITF M15 Antalya | 2021/04/26 07:00 | Gabriele Bosio v Oleksandr Ovcharenko | 3-6,6-7 |
| ITF M25 Wroclaw | 2021/06/30 13:10 | Eric Vanshelboim v Bogdan Bobrov | 3-6,5-7 |
| ITF M15 Antalya | 2021/06/17 10:30 | Eric Vanshelboim v Gonzalo Lama | 2-6,2-6 |
| ITF M15 Antalya | 2021/06/16 15:50 | Eric Vanshelboim v Tadeas Paroulek | 6-2,6-2 |
| ITF M15 Shymkent | 2021/06/03 06:50 | Aleksandre Metreveli v Eric Vanshelboim | 6-3,6-7,6-3 |
| ITF M15 Shymkent | 2021/06/02 05:00 | Antonio Campo v Eric Vanshelboim | 3-6,2-6 |
| ITF M15 Shymkent | 2021/05/27 04:55 | Damien Wenger v Eric Vanshelboim | 6-2,6-4 |
| ITF M15 Shymkent | 2021/05/26 07:50 | Andrey Chepelev v Eric Vanshelboim | 4-6,2-6 |
| ITF M15 Brcko | 2021/05/23 09:00 | Otto Virtanen v Eric Vanshelboim | 3-6,7-6,0-6 |