| 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 | 2021/09/06 11:35 | Oleksandr Kostiuk v Volodymyr Tuchkevych | L | 1-3 |
| TT Cup Ukraine | 2021/09/06 11:00 | Oleksandr Kostiuk v Volodymyr Tuchkevych | W | 3-1 |
| TT Cup Ukraine | 2021/09/06 09:50 | Andrey Kaptanovsky v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/09/06 08:05 | Samvel Melkumian v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/09/06 06:20 | Andrey Tsikhotskiy v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/08/30 11:00 | Volodymyr Tuchkevych v Oleksandr Kostiuk | L | 3-0 |
| TT Cup Ukraine | 2021/08/30 09:50 | Andrey Kaptanovsky v Oleksandr Kostiuk | L | 3-2 |
| TT Cup Ukraine | 2021/08/30 09:15 | Oleksandr Kostiuk v Andrey Tsikhotskiy | L | 2-3 |
| TT Cup Ukraine | 2021/09/05 12:10 | Roman Vashchuk v Igor Vatsyn | W | 0-3 |
| TT Cup Ukraine | 2021/09/05 11:00 | Igor Vatsyn v Volodymyr Tuchkevych | W | 3-1 |
| TT Cup Ukraine | 2021/09/05 09:50 | Igor Demchuk v Igor Vatsyn | W | 1-3 |
| TT Cup Ukraine | 2021/09/05 08:05 | Viktor Bosak v Igor Vatsyn | W | 2-3 |
| TT Cup Ukraine | 2021/09/05 06:20 | Roman Vashchuk v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/09/04 01:45 | Roman Vashchuk v Igor Vatsyn | L | 3-1 |
| TT Cup Ukraine | 2021/09/04 00:45 | Igor Vatsyn v Volodymyr Tuchkevych | L | 2-3 |
| TT Cup Ukraine | 2021/09/03 23:45 | Igor Vatsyn v Viktor Bosak | W | 3-0 |