| TT Cup Ukraine | 2021/03/25 14:00 | David Simonchuk v Anton Riabukhin | W | 3-2 |
| TT Cup Ukraine | 2021/03/24 14:00 | Anton Riabukhin v David Simonchuk | W | 1-3 |
| TT Cup Ukraine | 2021/02/25 06:25 | David Simonchuk v Anton Riabukhin | W | 3-2 |
| TT Cup Ukraine | 2021/02/24 11:40 | David Simonchuk v Anton Riabukhin | W | 3-0 |
| TT Cup Ukraine | 2021/02/24 08:10 | Anton Riabukhin v David Simonchuk | W | 1-3 |
| TT Cup Ukraine | 2021/02/05 01:35 | David Simonchuk v Anton Riabukhin | W | 3-1 |
| TT Cup Ukraine | 2021/02/04 22:35 | David Simonchuk v Anton Riabukhin | W | 3-2 |
| TT Cup Ukraine | 2021/02/04 01:35 | Anton Riabukhin v David Simonchuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/23 18:25 | David Simonchuk v Vladislav Kalugin | L | 2-3 |
| TT Cup Ukraine | 2021/05/23 17:15 | Anatolii Lievshin v David Simonchuk | W | 2-3 |
| TT Cup Ukraine | 2021/05/23 16:40 | David Simonchuk v Vladislav Kalugin | W | 3-0 |
| TT Cup Ukraine | 2021/05/23 14:20 | David Simonchuk v Vital Shaban | L | 0-3 |
| TT Cup (2021) | 2021/05/23 12:35 | David Simonchuk v Aleksey Gaponov | W | 3-2 |
| TT Cup Ukraine | 2021/05/22 18:25 | David Simonchuk v Vladislav Kalugin | L | 2-3 |
| TT Cup Ukraine | 2021/05/22 16:05 | Vladislav Kalugin v David Simonchuk | W | 0-3 |
| TT Cup (2021) | 2021/05/22 15:30 | David Simonchuk v Aleksey Gaponov | W | 3-0 |
| Ukraine Win Cup | 2021/05/23 17:30 | Anton Riabukhin v Vladimir Serikov | L | 1-3 |
| Ukraine Win Cup | 2021/05/23 16:30 | Anton Riabukhin v Oleh Biletskiy | L | 1-3 |
| Ukraine Win Cup | 2021/05/23 15:00 | Anton Riabukhin v Gleb Zotov | L | 1-3 |
| Ukraine Win Cup | 2021/05/23 14:30 | Vladimir Serikov v Anton Riabukhin | L | 3-1 |
| Ukraine Win Cup | 2021/05/23 13:30 | Oleh Biletskiy v Anton Riabukhin | W | 2-3 |
| Ukraine Win Cup | 2021/05/23 12:00 | Gleb Zotov v Anton Riabukhin | L | 3-0 |
| TT Cup Ukraine | 2021/05/12 19:25 | Anton Riabukhin v Sergey Zemyantsev | L | 2-3 |
| TT Cup Ukraine | 2021/05/12 18:50 | Anton Riabukhin v Serhii Ponomarenko | L | 0-3 |