| TT Cup Ukraine | 2021/07/16 00:15 | Oleksandr Kostiuk v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/07/12 06:20 | Igor Vatsyn v Oleksandr Kostiuk | L | 0-3 |
| TT Cup Ukraine | 2021/06/02 08:40 | Oleksandr Kostiuk v Igor Vatsyn | L | 3-2 |
| TT Cup Ukraine | 2021/05/24 20:45 | Oleksandr Kostiuk v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/03/02 11:25 | Igor Vatsyn v Oleksandr Kostiuk | L | 2-3 |
| TT Cup Ukraine | 2021/01/17 12:00 | Igor Vatsyn v Oleksandr Kostiuk | L | 0-3 |
| TT Cup Ukraine | 2021/01/03 16:05 | Igor Vatsyn v Oleksandr Kostiuk | W | 3-0 |
| TT Cup Ukraine | 2020/10/24 19:49 | Igor Vatsyn v Oleksandr Kostiuk | L | 1-3 |
| TT Cup Ukraine | 2021/08/17 02:15 | Igor Vatsyn v Ihor Matsehora | L | 2-3 |
| TT Cup Ukraine | 2021/08/17 00:45 | Ihor Matsehora v Igor Vatsyn | W | 0-3 |
| TT Cup Ukraine | 2021/08/17 00:15 | Igor Vatsyn v Roman Vashchuk | W | 3-1 |
| TT Cup Ukraine | 2021/08/16 22:15 | Igor Vatsyn v Viktor Bosak | L | 2-3 |
| TT Cup Ukraine | 2021/08/16 20:45 | Igor Vatsyn v Igor Demchuk | W | 3-2 |
| TT Cup Ukraine | 2021/08/15 18:35 | Ihor Matsehora v Igor Vatsyn | L | 3-2 |
| TT Cup Ukraine | 2021/08/15 16:15 | Roman Vashchuk v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/08/15 14:30 | Samvel Melkumian v Igor Vatsyn | W | 1-3 |
| TT Cup Ukraine | 2021/08/17 12:10 | Oleksandr Kostiuk v Roman Pinchuk | W | 3-1 |
| TT Cup Ukraine | 2021/08/17 11:00 | Roman Pinchuk v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/08/17 08:40 | Bogdan Stasiuk v Oleksandr Kostiuk | W | 1-3 |
| TT Cup Ukraine | 2021/08/17 06:55 | Volodymyr Tuchkevych v Oleksandr Kostiuk | W | 1-3 |
| TT Cup Ukraine | 2021/08/17 05:45 | Andrey Tsikhotskiy v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/08/16 10:25 | Oleksandr Kostiuk v Sergey Gilitukha | W | 3-2 |
| TT Cup Ukraine | 2021/08/16 09:15 | Oleksandr Kostiuk v Andrey Tsikhotskiy | L | 2-3 |
| TT Cup Ukraine | 2021/08/16 08:05 | Oleksandr Kostiuk v Volodymyr Tuchkevych | L | 2-3 |