| 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 | 2020/10/24 16:50 | Igor Vatsyn v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2020/04/26 05:40 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-0 |
| TT Cup Ukraine | 2020/03/26 09:35 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-1 |
| TT Cup Ukraine | 2021/06/02 07:30 | Roman Vashchuk v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/06/02 06:20 | Oleksandr Kostiuk v Bogdan Stasiuk | L | 2-3 |
| TT Cup Ukraine | 2021/05/28 12:10 | Volodymyr Tuchkevych v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/05/28 09:15 | Volodymyr Tuchkevych v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/05/28 08:40 | Oleksandr Kostiuk v Mykola Tovkach | W | 3-2 |
| TT Cup Ukraine | 2021/05/28 07:30 | Andrey Tsikhotskiy v Oleksandr Kostiuk | W | 1-3 |
| TT Cup Ukraine | 2021/05/28 06:20 | Oleksandr Kostiuk v Ihor Matsehora | W | 3-0 |
| TT Cup Ukraine | 2021/05/25 02:15 | Andrey Kaptanovsky v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/06/02 06:55 | Volodymyr Tuchkevych v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/06/02 05:45 | Roman Vashchuk v Igor Vatsyn | L | 3-0 |
| TT Cup Ukraine | 2021/05/29 02:15 | Igor Vatsyn v Igor Demchuk | L | 0-3 |
| TT Cup Ukraine | 2021/05/29 00:45 | Roman Vashchuk v Igor Vatsyn | W | 1-3 |
| TT Cup Ukraine | 2021/05/29 00:15 | Igor Vatsyn v Oleksandr Medvedyev | W | 3-0 |
| TT Cup Ukraine | 2021/05/28 22:15 | Igor Vatsyn v Igor Demchuk | L | 2-3 |
| TT Cup Ukraine | 2021/05/28 20:45 | Igor Vatsyn v Viktor Bosak | W | 3-0 |
| TT Cup Ukraine | 2021/05/26 19:10 | Volodymyr Tuchkevych v Igor Vatsyn | L | 3-1 |