| Ukraina - TT-Cup | 2020/06/29 13:40 | Nazar Kovalchuk v Alexander Tkachenko | L | 3-0 |
| Ukraina - TT-Cup | 2020/06/18 23:05 | Nazar Kovalchuk v Alexander Tkachenko | W | 0-3 |
| Ukraina - TT-Cup | 2020/06/17 23:05 | Nazar Kovalchuk v Alexander Tkachenko | L | 3-0 |
| Ukraina - TT-Cup | 2020/06/16 10:40 | Nazar Kovalchuk v Alexander Tkachenko | L | 3-0 |
| Ukraina - TT-Cup | 2020/06/15 13:00 | Nazar Kovalchuk v Alexander Tkachenko | L | 3-2 |
| Ukraina - TT-Cup | 2020/06/30 14:10 | Alexander Tkachenko v Aleksey Krutko | W | 3-1 |
| TT Cup | 2020/06/29 16:35 | Alexander Tkachenko v Maxim Nikolenko | W | 3-2 |
| Ukraina - TT-Cup | 2020/06/29 16:00 | Alexander Tkachenko v Maxim Nikolenko | W | 3-0 |
| Ukraina - TT-Cup | 2020/06/29 15:25 | Aleksey Krutko v Alexander Tkachenko | W | 1-3 |
| Ukraina - TT-Cup | 2020/06/29 14:45 | Serhii Tsybulin v Alexander Tkachenko | W | 0-3 |
| Ukraina - TT-Cup | 2020/06/29 13:40 | Nazar Kovalchuk v Alexander Tkachenko | L | 3-0 |
| TT Cup | 2020/06/28 18:25 | Alexander Tkachenko v Volodymir Maksuta | W | 3-0 |
| Ukraina - TT-Cup | 2020/06/28 17:50 | Petro Kim v Alexander Tkachenko | L | 3-2 |
| Ukraina - TT-Cup | 2020/06/30 13:40 | Maxim Nikolenko v Nazar Kovalchuk | W | 1-3 |
| TT Cup | 2020/06/29 16:30 | Serhii Tsybulin v Nazar Kovalchuk | L | 3-0 |
| Ukraina - TT-Cup | 2020/06/29 15:20 | Serhii Tsybulin v Nazar Kovalchuk | L | 3-0 |
| Ukraina - TT-Cup | 2020/06/29 14:50 | Nazar Kovalchuk v Maxim Nikolenko | L | 2-3 |
| Ukraina - TT-Cup | 2020/06/29 14:15 | Aleksey Krutko v Nazar Kovalchuk | W | 1-3 |
| Ukraina - TT-Cup | 2020/06/29 13:40 | Nazar Kovalchuk v Alexander Tkachenko | W | 3-0 |
| Ukraina - TT-Cup | 2020/06/27 12:15 | Volodymyr Plishylo v Nazar Kovalchuk | W | 2-3 |
| Ukraina - TT-Cup | 2020/06/27 10:30 | Nazar Danilyuk v Nazar Kovalchuk | W | 1-3 |