| TT Cup | 2020/06/22 07:00 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/06/07 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/05/30 05:50 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/05/29 10:30 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 0-3 |
| TT Cup | 2020/05/23 16:20 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 2-3 |
| TT Cup | 2020/05/11 10:30 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 2-3 |
| TT Cup | 2020/05/10 16:20 | Oleskevych, Olexander v Kovalchuk, Nazar | W | 1-3 |
| TT Cup | 2020/07/06 12:50 | Kovalchuk, Nazar v Plishilo, Volodymyr | W | 3-0 |
| TT Cup | 2020/06/30 16:30 | Tkachenko, Oleksandr v Kovalchuk, Nazar | W | 1-3 |
| TT Cup | 2020/06/30 16:00 | Kovalchuk, Nazar v Krutko, Aleksey | W | 3-0 |
| TT Cup | 2020/06/30 15:25 | Tsybulin, Sergey v Kovalchuk, Nazar | L | 3-2 |
| TT Cup | 2020/06/30 14:45 | Tkachenko, Oleksandr v Kovalchuk, Nazar | L | 3-2 |
| TT Cup | 2020/06/30 13:40 | Nikolenko, Maxim v Kovalchuk, Nazar | W | 1-3 |
| TT Cup | 2020/06/29 16:30 | Tsybulin, Sergey v Kovalchuk, Nazar | L | 3-0 |
| TT Cup | 2020/06/29 15:20 | Tsybulin, Sergey v Kovalchuk, Nazar | L | 3-0 |
| TT Cup | 2020/06/22 09:20 | Oleskevych, Olexander v Kushnyr, Vasiliy | L | 0-3 |
| TT Cup | 2020/06/22 08:10 | Oleskevych, Olexander v Verbyany, Vasily | L | 0-3 |
| TT Cup | 2020/06/22 07:00 | Oleskevych, Olexander v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2020/06/21 11:40 | Kushnyr, Vasiliy v Oleskevych, Olexander | W | 1-3 |
| TT Cup | 2020/06/21 10:30 | Verbyany, Vasily v Oleskevych, Olexander | L | 3-1 |
| TT Cup | 2020/06/21 09:20 | Danilyuk, Nazar v Oleskevych, Olexander | W | 1-3 |
| TT Cup | 2020/06/21 07:35 | Kushnyr, Vasiliy v Oleskevych, Olexander | L | 3-0 |
| TT Cup | 2020/06/21 06:25 | Verbyany, Vasily v Oleskevych, Olexander | L | 3-0 |