| TT Cup Ukraine | 2021/05/22 11:00 | Viktor Kotov v Serhiy Tkachuk | L | 3-0 |
| TT Cup Ukraine | 2021/05/21 09:15 | Viktor Kotov v Serhiy Tkachuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/19 19:45 | Viktor Kotov v Serhiy Tkachuk | W | 2-3 |
| TT Cup Ukraine | 2021/05/19 14:30 | Serhiy Tkachuk v Viktor Kotov | L | 0-3 |
| TT Cup Ukraine | 2021/02/12 08:30 | Viktor Kotov v Serhiy Tkachuk | L | 3-2 |
| TT Cup Ukraine | 2021/02/10 23:15 | Viktor Kotov v Serhiy Tkachuk | L | 3-1 |
| TT Cup Ukraine | 2021/06/02 22:15 | Dmytro Lohosha v Serhiy Tkachuk | W | 0-3 |
| TT Cup Ukraine | 2021/06/02 21:15 | Serhiy Tkachuk v Andrii Khvysiuk | W | 3-1 |
| TT Cup Ukraine | 2021/05/31 12:10 | Andrii Khvysiuk v Serhiy Tkachuk | L | 3-0 |
| TT Cup Ukraine | 2021/05/31 11:00 | Dmytro Lohosha v Serhiy Tkachuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/31 08:40 | Oleg Gavryluk v Serhiy Tkachuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/31 06:55 | Andrii Khvysiuk v Serhiy Tkachuk | L | 3-2 |
| TT Cup Ukraine | 2021/05/31 05:45 | Vladimir Malashevsky v Serhiy Tkachuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/29 19:45 | Andrii Khvysiuk v Serhiy Tkachuk | L | 3-2 |
| TT Cup Ukraine | 2021/06/02 21:45 | Oleg Gavryluk v Viktor Kotov | L | 3-1 |
| TT Cup Ukraine | 2021/06/02 20:45 | Dmytro Lohosha v Viktor Kotov | L | 3-1 |
| TT Cup Ukraine | 2021/06/02 00:45 | Iurii Prokhoruk v Viktor Kotov | L | 3-1 |
| TT Cup Ukraine | 2021/06/02 00:15 | Viktor Kotov v Maksym Skhabovskyi | L | 0-3 |
| TT Cup Ukraine | 2021/06/01 22:15 | Viktor Kotov v Aleksandr Tulenin | L | 0-3 |
| TT Cup Ukraine | 2021/06/01 20:45 | Viktor Kotov v Vladimir Malashevsky | L | 2-3 |
| TT Cup Ukraine | 2021/05/23 12:10 | Viktor Kotov v Dmytro Lohosha | W | 3-0 |
| TT Cup Ukraine | 2021/05/23 10:25 | Viktor Kotov v Pavlo Chyzh | W | 3-0 |