| Ukrajina - TT Cup | 2021/01/06 11:25 | Samvel Melkumian v Oleksandr Kostiuk | L | 3-2 |
| Ukrajina - TT Cup | 2020/12/19 16:40 | Samvel Melkumian v Oleksandr Kostiuk | W | 1-3 |
| Ukrajina - TT Cup | 2020/12/15 22:15 | Samvel Melkumian v Oleksandr Kostiuk | L | 3-2 |
| Ukrajina - TT Cup | 2020/12/12 18:25 | Samvel Melkumian v Oleksandr Kostiuk | W | 2-3 |
| Ukrajina - TT Cup | 2020/12/11 14:20 | Oleksandr Kostiuk v Samvel Melkumian | L | 2-3 |
| Ukrajina - TT Cup | 2020/12/09 01:15 | Samvel Melkumian v Oleksandr Kostiuk | W | 2-3 |
| Ukrajina - TT Cup | 2020/12/05 17:50 | Samvel Melkumian v Oleksandr Kostiuk | W | 1-3 |
| Ukrajina - TT Cup | 2020/12/04 16:40 | Oleksandr Kostiuk v Samvel Melkumian | W | 3-1 |
| Ukrajina - TT Cup | 2021/01/26 17:05 | Vitaliy Pinchuk v Oleksandr Kostiuk | L | 3-2 |
| Ukrajina - TT Cup | 2021/01/26 15:55 | Oleksandr Kostiuk v Ihor Matsehora | L | 0-3 |
| Ukrajina - TT Cup | 2021/01/25 19:00 | Vitaliy Pinchuk v Oleksandr Kostiuk | L | 3-2 |
| Ukrajina - TT Cup | 2021/01/25 18:25 | Oleksandr Kostiuk v Dmytro Dygalevych | L | 1-3 |
| Ukrajina - TT Cup | 2021/01/25 16:05 | Oleksandr Kostiuk v Mykola Tovkach | L | 1-3 |
| Ukrajina - TT Cup | 2021/01/25 14:20 | Oleksandr Kostiuk v Volodymyr Tuchkevych | W | 3-2 |
| Ukrajina - TT Cup | 2021/01/23 20:10 | Andrey Tsikhotskiy v Oleksandr Kostiuk | W | 2-3 |
| Ukrajina - TT Cup | 2021/01/23 19:00 | Oleksandr Kostiuk v Volodymyr Tuchkevych | W | 3-0 |
| Ukrajina - TT Cup | 2021/01/26 16:30 | Volodymyr Tuchkevych v Samvel Melkumian | L | 3-1 |
| Ukrajina - TT Cup | 2021/01/26 15:20 | Vitaliy Pinchuk v Samvel Melkumian | W | 1-3 |
| Ukrajina - TT Cup | 2021/01/20 17:50 | Ihor Matsehora v Samvel Melkumian | L | 3-2 |
| Ukrajina - TT Cup | 2021/01/20 17:15 | Samvel Melkumian v Igor Demchuk | W | 3-1 |
| Ukrajina - TT Cup | 2021/01/20 16:05 | Viktor Bosak v Samvel Melkumian | L | 3-0 |
| Ukrajina - TT Cup | 2021/01/20 14:55 | Samvel Melkumian v Andrey Krysak | L | 0-3 |
| Ukrajina - TT Cup | 2021/01/13 19:00 | Samvel Melkumian v Bohdan Zdrobylko | L | 1-3 |
| Ukrajina - TT Cup | 2021/01/13 17:50 | Samvel Melkumian v Igor Demchuk | L | 0-3 |