| TT Cup Ukraine | 2021/06/08 15:25 | Nazar Kovalchuk v Denis Vakulenko | L | 1-3 |
| TT Cup Ukraine | 2021/06/08 13:40 | Nazar Kovalchuk v Denis Vakulenko | W | 3-1 |
| TT Cup Ukraine | 2021/06/07 15:55 | Denis Vakulenko v Nazar Kovalchuk | L | 3-0 |
| TT Cup Ukraine | 2021/06/07 14:10 | Denis Vakulenko v Nazar Kovalchuk | L | 3-1 |
| TT Cup Ukraine | 2021/05/20 15:25 | Denis Vakulenko v Nazar Kovalchuk | W | 2-3 |
| TT Cup Ukraine | 2021/05/19 14:10 | Denis Vakulenko v Nazar Kovalchuk | L | 3-2 |
| Ukraine Win Cup | 2021/05/09 08:00 | Denis Vakulenko v Nazar Kovalchuk | W | 1-3 |
| Ukraine Win Cup | 2021/05/09 05:00 | Nazar Kovalchuk v Denis Vakulenko | L | 1-3 |
| TT Cup Ukraine | 2021/07/14 12:15 | Nazar Kovalchuk v Nazar Danilyuk | L | 2-3 |
| TT Cup Ukraine | 2021/07/14 11:05 | Nazar Kovalchuk v Volodymyr Plishylo | L | 1-3 |
| TT Cup | 2021/07/14 10:30 | Nazar Kovalchuk v Aleksey Gaponov | L | 0-3 |
| TT Cup | 2021/07/14 08:45 | Aleksey Gaponov v Nazar Kovalchuk | W | 1-3 |
| TT Cup Ukraine | 2021/07/14 08:10 | Nazar Kovalchuk v Volodymyr Plishylo | W | 3-2 |
| TT Cup Ukraine | 2021/07/14 06:25 | Nazar Kovalchuk v Nazar Danilyuk | W | 3-1 |
| TT Cup Ukraine | 2021/07/10 12:15 | Vasiliy Kushnyr v Nazar Kovalchuk | W | 2-3 |
| TT Cup Ukraine | 2021/07/10 10:30 | Vasiliy Kushnyr v Nazar Kovalchuk | L | 3-1 |
| TT Cup Ukraine | 2021/07/14 11:55 | Anatolii Lievshin v Denis Vakulenko | W | 0-3 |
| TT Cup Ukraine | 2021/07/14 10:45 | Denis Vakulenko v Serhii Ponomarenko | W | 3-2 |
| TT Cup Ukraine | 2021/07/14 09:35 | Denis Vakulenko v David Simonchuk | W | 3-1 |
| TT Cup Ukraine | 2021/07/14 07:50 | Denis Vakulenko v Anton Riabukhin | L | 1-3 |
| TT Cup Ukraine | 2021/07/14 05:30 | Denis Vakulenko v Vitalii Vovk | L | 0-3 |
| TT Cup Ukraine | 2021/07/09 01:35 | Denis Vakulenko v Anton Riabukhin | W | 3-1 |
| TT Cup Ukraine | 2021/07/09 00:35 | Denys Shcherbak v Denis Vakulenko | L | 3-0 |
| TT Cup Ukraine | 2021/07/09 00:05 | Denis Vakulenko v Serhii Ponomarenko | L | 1-3 |