| TT Cup Ukraine | 2021/07/16 00:15 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-1 |
| TT Cup Ukraine | 2021/07/12 06:20 | Igor Vatsyn v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/06/02 08:40 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-2 |
| TT Cup Ukraine | 2021/05/24 20:45 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-1 |
| TT Cup Ukraine | 2021/03/02 11:25 | Igor Vatsyn v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/01/17 12:00 | Igor Vatsyn v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/01/03 16:05 | Igor Vatsyn v Oleksandr Kostiuk | L | 3-0 |
| TT Cup Ukraine | 2020/10/24 19:49 | Igor Vatsyn v Oleksandr Kostiuk | W | 1-3 |
| TT Cup Ukraine | 2021/07/16 02:15 | Andrey Tsikhotskiy v Oleksandr Kostiuk | L | 3-0 |
| TT Cup Ukraine | 2021/07/16 00:45 | Andrey Tsikhotskiy v Oleksandr Kostiuk | L | 3-2 |
| TT Cup Ukraine | 2021/07/16 00:15 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-1 |
| TT Cup Ukraine | 2021/07/15 22:15 | Oleksandr Kostiuk v Bogdan Stasiuk | W | 3-2 |
| TT Cup Ukraine | 2021/07/15 20:45 | Oleksandr Kostiuk v Ihor Matsehora | W | 3-1 |
| TT Cup Ukraine | 2021/07/12 11:35 | Oleksandr Kostiuk v Volodymyr Tuchkevych | L | 2-3 |
| TT Cup Ukraine | 2021/07/12 11:00 | Oleksandr Kostiuk v Bogdan Stasiuk | L | 0-3 |
| TT Cup Ukraine | 2021/07/12 09:50 | Volodymyr Tuchkevych v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/07/17 02:15 | Igor Vatsyn v Roman Vashchuk | L | 1-3 |
| TT Cup Ukraine | 2021/07/17 00:45 | Igor Vatsyn v Samvel Melkumian | L | 1-3 |
| TT Cup Ukraine | 2021/07/16 23:45 | Igor Vatsyn v Roman Vashchuk | W | 3-2 |
| TT Cup Ukraine | 2021/07/16 22:45 | Igor Vatsyn v Viktor Bosak | W | 3-2 |
| TT Cup Ukraine | 2021/07/16 21:45 | Igor Vatsyn v Igor Demchuk | W | 3-1 |
| TT Cup Ukraine | 2021/07/16 01:45 | Igor Vatsyn v Ihor Matsehora | W | 3-1 |
| TT Cup Ukraine | 2021/07/16 01:15 | Igor Vatsyn v Ihor Matsehora | W | 3-2 |
| TT Cup Ukraine | 2021/07/16 00:15 | Oleksandr Kostiuk v Igor Vatsyn | L | 3-1 |