| TT Cup | 2022/05/29 09:05 | Tkachenko, Oleksandr v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2022/05/28 07:05 | Kovalchuk, Nazar v Tkachenko, Oleksandr | L | 3-1 |
| TT Cup | 2022/05/09 14:05 | Kovalchuk, Nazar v Tkachenko, Oleksandr | L | 3-2 |
| TT Cup | 2022/05/05 11:05 | Tkachenko, Oleksandr v Kovalchuk, Nazar | L | 2-3 |
| TT Cup | 2022/05/05 10:05 | Kovalchuk, Nazar v Tkachenko, Oleksandr | W | 2-3 |
| TT Cup | 2022/05/04 06:05 | Kovalchuk, Nazar v Tkachenko, Oleksandr | L | 3-0 |
| TT Cup | 2022/04/28 16:20 | Tkachenko, Oleksandr v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2022/04/27 13:20 | Tkachenko, Oleksandr v Kovalchuk, Nazar | L | 0-3 |
| TT Cup | 2022/06/03 10:20 | Tkachenko, Oleksandr v Levshin, Anatoly | L | 1-3 |
| TT Cup | 2022/06/03 08:35 | Andrii Baklykov v Tkachenko, Oleksandr | L | 3-1 |
| TT Cup | 2022/06/03 08:05 | Tkachenko, Oleksandr v Levshin, Anatoly | W | 3-2 |
| TT Cup | 2022/06/03 07:05 | Schepanskiy, Yuriy v Tkachenko, Oleksandr | L | 3-1 |
| TT Cup | 2022/06/03 06:05 | Tkachenko, Oleksandr v Maksiuta, V. | W | 3-2 |
| TT Cup | 2022/06/01 17:05 | Tkachenko, Oleksandr v Maksiuta, V. | L | 2-3 |
| TT Cup | 2022/06/01 14:35 | Maksiuta, V. v Tkachenko, Oleksandr | W | 2-3 |
| TT Cup | 2022/06/01 14:05 | Tkachenko, Oleksandr v Levshin, Anatoly | W | 3-0 |
| TT Cup | 2022/06/05 05:35 | Tsybulin, Sergey v Kovalchuk, Nazar | W | 1-3 |
| TT Cup | 2022/06/04 11:05 | Tsybulin, Sergey v Kovalchuk, Nazar | W | 1-3 |
| TT Cup | 2022/06/04 10:05 | Kovalchuk, Nazar v Tsybulin, Sergey | L | 1-3 |
| TT Cup | 2022/06/04 09:05 | Anton Molochko v Kovalchuk, Nazar | L | 3-0 |
| TT Cup | 2022/06/04 07:35 | Volodymyr Plishylo v Kovalchuk, Nazar | W | 2-3 |
| TT Cup | 2022/06/04 06:05 | Simonchuk, David v Kovalchuk, Nazar | W | 2-3 |
| TT Cup | 2022/06/02 10:35 | Anton Molochko v Kovalchuk, Nazar | L | 3-1 |
| TT Cup | 2022/06/02 08:35 | Andrii Baklykov v Kovalchuk, Nazar | W | 0-3 |