| TT Cup Ukraine | 2021/10/06 14:00 | Ruslan Kovalchuk v Rostyslav Kliucuk | W | 2-3 |
| TT Cup Ukraine | 2021/10/05 12:50 | Rostyslav Kliucuk v Ruslan Kovalchuk | W | 3-0 |
| TT Cup Ukraine | 2021/09/29 14:00 | Ruslan Kovalchuk v Rostyslav Kliucuk | W | 1-3 |
| TT Cup Ukraine | 2021/09/28 13:25 | Ruslan Kovalchuk v Rostyslav Kliucuk | W | 1-3 |
| TT Cup Ukraine | 2021/09/27 00:30 | Rostyslav Kliucuk v Ruslan Kovalchuk | W | 3-1 |
| TT Cup Ukraine | 2021/11/12 12:30 | Rostyslav Kliucuk v Serhii Poliakov | L | 2-3 |
| TT Cup Ukraine | 2021/11/12 11:55 | Rostyslav Kliucuk v Oleksandr Hainovskyi | L | 1-3 |
| TT Cup Ukraine | 2021/11/12 10:45 | Artem Tkachenko v Rostyslav Kliucuk | L | 3-0 |
| TT Cup Ukraine | 2021/11/12 09:00 | Andrii Kurtenko v Rostyslav Kliucuk | W | 2-3 |
| TT Cup Ukraine | 2021/11/12 07:15 | Serhii Poliakov v Rostyslav Kliucuk | W | 1-3 |
| TT Cup Ukraine | 2021/11/05 12:40 | Oleksii Romaniv v Rostyslav Kliucuk | W | 2-3 |
| TT Cup Ukraine | 2021/11/05 12:05 | Oleksii Romaniv v Rostyslav Kliucuk | W | 2-3 |
| TT Cup Ukraine | 2021/11/05 09:45 | Roman Pinchuk v Rostyslav Kliucuk | L | 3-2 |
| TT Cup Ukraine | 2021/11/15 13:15 | Artur Moriak v Ruslan Kovalchuk | L | 3-2 |
| TT Cup Ukraine | 2021/11/15 10:20 | Vasyl Ludchak v Ruslan Kovalchuk | W | 1-3 |
| TT Cup Ukraine | 2021/11/15 09:45 | Ruslan Kovalchuk v Vasily Ivanika | W | 3-0 |
| TT Cup Ukraine | 2021/11/15 08:35 | Ihor Syniavskyi v Ruslan Kovalchuk | L | 3-2 |
| TT Cup Ukraine | 2021/11/15 07:25 | Ruslan Kovalchuk v Artur Moriak | L | 0-3 |
| TT Cup Ukraine | 2021/11/11 13:28 | Artem Trofymchuk v Ruslan Kovalchuk | L | 3-2 |
| TT Cup (2021) | 2021/11/11 12:40 | Artem Trofymchuk v Ruslan Kovalchuk | L | 3-2 |
| TT Cup Ukraine | 2021/11/11 12:05 | Oleg Savenkov v Ruslan Kovalchuk | L | 3-1 |