| Ukraine Win Cup | 2020/12/25 15:00 | Konstantyn Kirsanov v Nazar Kovalchuk | W | 1-3 |
| Ukraine Win Cup | 2020/11/30 10:30 | Nazar Kovalchuk v Konstantyn Kirsanov | W | 3-1 |
| Ukraine Win Cup | 2020/11/30 07:30 | Konstantyn Kirsanov v Nazar Kovalchuk | L | 3-2 |
| Ukraine Win Cup | 2020/11/29 11:30 | Nazar Kovalchuk v Konstantyn Kirsanov | L | 2-3 |
| Ukraine Win Cup | 2020/11/29 08:30 | Konstantyn Kirsanov v Nazar Kovalchuk | L | 3-1 |
| Ukraine Win Cup | 2020/11/28 10:00 | Nazar Kovalchuk v Konstantyn Kirsanov | W | 3-2 |
| Ukraine Win Cup | 2020/11/28 07:00 | Konstantyn Kirsanov v Nazar Kovalchuk | W | 0-3 |
| TT Cup Ukraine | 2021/04/01 12:15 | Andrey Gordiy v Nazar Kovalchuk | W | 1-3 |
| TT Cup Ukraine | 2021/04/01 11:40 | Nazar Kovalchuk v Vasily Verbyany | L | 2-3 |
| TT Cup Ukraine | 2021/04/01 09:55 | Nazar Kovalchuk v Nazar Danilyuk | L | 1-3 |
| TT Cup Ukraine | 2021/04/01 07:35 | Vasily Verbyany v Nazar Kovalchuk | W | 2-3 |
| TT Cup Ukraine | 2021/04/01 06:25 | Andrey Gordiy v Nazar Kovalchuk | W | 0-3 |
| TT Cup Ukraine | 2021/04/01 05:50 | Nazar Kovalchuk v Nazar Danilyuk | L | 1-3 |
| TT Cup Ukraine | 2021/03/29 11:40 | Nazar Kovalchuk v Andrey Gordiy | L | 2-3 |
| TT Cup Ukraine | 2021/03/29 11:05 | Nazar Kovalchuk v Nazar Danilyuk | W | 3-2 |
| Ukraine Win Cup | 2021/02/15 11:00 | Andrii Fedorchenko v Konstantyn Kirsanov | L | 3-2 |
| Ukraine Win Cup | 2021/02/15 10:00 | Sergey Zemyantsev v Konstantyn Kirsanov | L | 3-2 |
| Ukraine Win Cup | 2021/02/15 09:00 | Denys Shcherbak v Konstantyn Kirsanov | W | 2-3 |
| Ukraine Win Cup | 2021/02/15 08:00 | Konstantyn Kirsanov v Andrii Fedorchenko | L | 2-3 |
| Ukraine Win Cup | 2021/02/15 07:00 | Konstantyn Kirsanov v Sergey Zemyantsev | W | 3-1 |
| Ukraine Win Cup | 2021/02/15 06:00 | Konstantyn Kirsanov v Denys Shcherbak | L | 1-3 |
| Ukraine Win Cup | 2021/02/14 18:30 | Konstantyn Kirsanov v Roman Derypaska | L | 0-3 |
| Ukraine Win Cup | 2021/02/14 18:00 | Vitalii Sazhniev v Konstantyn Kirsanov | W | 2-3 |