| TT Cup | 2021/04/28 18:15 | Riabukhin, Anton v Kovalov, Oleksandr | W | 3-1 |
| TT Cup | 2021/04/27 20:05 | Riabukhin, Anton v Kovalov, Oleksandr | W | 3-1 |
| TT Cup | 2021/04/27 18:15 | Kovalov, Oleksandr v Riabukhin, Anton | W | 2-3 |
| TT Cup | 2021/04/25 11:50 | Riabukhin, Anton v Kovalov, Oleksandr | W | 3-1 |
| TT Cup | 2021/04/24 07:45 | Kovalov, Oleksandr v Riabukhin, Anton | W | 1-3 |
| TT Cup | 2021/04/01 00:35 | Riabukhin, Anton v Kovalov, Oleksandr | L | 2-3 |
| TT Cup | 2021/03/31 21:35 | Riabukhin, Anton v Kovalov, Oleksandr | L | 1-3 |
| TT Cup | 2021/03/09 08:45 | Kovalov, Oleksandr v Riabukhin, Anton | W | 1-3 |
| TT Cup | 2021/06/04 01:35 | Shcherbak, Denys v Riabukhin, Anton | L | 3-1 |
| TT Cup | 2021/06/04 00:35 | Serhii Ponomarenko v Riabukhin, Anton | W | 2-3 |
| TT Cup | 2021/06/03 23:35 | Vakulenko, Denis v Riabukhin, Anton | L | 3-2 |
| TT Cup | 2021/06/03 22:35 | Shcherbak, Denys v Riabukhin, Anton | L | 3-0 |
| TT Cup | 2021/06/03 21:35 | Serhii Ponomarenko v Riabukhin, Anton | W | 0-3 |
| TT Cup | 2021/06/03 20:35 | Vakulenko, Denis v Riabukhin, Anton | W | 1-3 |
| TT Cup | 2021/06/03 01:05 | Riabukhin, Anton v Serhii Ponomarenko | L | 1-3 |
| TT Cup | 2021/06/03 00:05 | Vakulenko, Denis v Riabukhin, Anton | L | 3-2 |
| TT Cup | 2021/06/11 12:55 | Kovalov, Oleksandr v Zemyancev, Sergei | L | 0-3 |
| TT Cup | 2021/06/08 13:00 | Kovalov, Oleksandr v Sukovatiy, Igor | W | 3-2 |
| TT Cup | 2021/06/08 10:40 | Veliev, Anton v Kovalov, Oleksandr | W | 2-3 |
| TT Cup | 2021/06/08 08:20 | Andrii Datsenko v Kovalov, Oleksandr | L | 3-1 |
| TT Cup | 2021/06/08 07:10 | Kovalov, Oleksandr v Nemchenko, D. | W | 3-2 |
| TT Cup | 2021/06/08 06:00 | Alekseenko, Dmytro v Kovalov, Oleksandr | W | 2-3 |
| TT Cup | 2021/06/07 11:50 | Alekseenko, Dmytro v Kovalov, Oleksandr | L | 3-1 |
| TT Cup | 2021/06/07 10:40 | Kovalov, Oleksandr v Nemchenko, D. | W | 3-2 |