| Ucrânia - TT Cup | 2021/12/27 17:00 | Alexander Tkachenko v Serhii Ponomarenko | W | 3-1 |
| Ucrânia - TT Cup | 2021/04/06 16:35 | Serhii Ponomarenko v Alexander Tkachenko | W | 2-3 |
| Ucrânia - TT Cup | 2021/04/06 14:45 | Serhii Ponomarenko v Alexander Tkachenko | W | 1-3 |
| Ucrânia - TT Cup | 2021/04/05 16:30 | Serhii Ponomarenko v Alexander Tkachenko | L | 3-0 |
| Ucrânia - TT Cup | 2021/04/05 15:55 | Serhii Ponomarenko v Alexander Tkachenko | W | 1-3 |