| TT Cup Ukraine | 2021/09/08 22:45 | Oleksandr Kostiuk v Samvel Melkumian | L | 1-3 |
| TT Cup Ukraine | 2021/09/07 09:50 | Oleksandr Kostiuk v Samvel Melkumian | W | 3-2 |
| TT Cup Ukraine | 2021/09/06 08:05 | Samvel Melkumian v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/08/25 09:15 | Samvel Melkumian v Oleksandr Kostiuk | W | 2-3 |
| TT Cup Ukraine | 2021/07/06 10:25 | Samvel Melkumian v Oleksandr Kostiuk | W | 0-3 |
| TT Cup Ukraine | 2021/06/28 00:45 | Oleksandr Kostiuk v Samvel Melkumian | L | 2-3 |
| TT Cup Ukraine | 2021/06/21 08:05 | Samvel Melkumian v Oleksandr Kostiuk | W | 0-3 |
| TT Cup (2021) | 2021/01/26 21:10 | Samvel Melkumian v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/09/09 00:45 | Oleksandr Kostiuk v Igor Vatsyn | L | 2-3 |
| TT Cup Ukraine | 2021/09/08 23:15 | Andrey Tsikhotskiy v Oleksandr Kostiuk | L | 3-2 |
| TT Cup Ukraine | 2021/09/08 22:45 | Oleksandr Kostiuk v Samvel Melkumian | L | 1-3 |
| TT Cup Ukraine | 2021/09/08 21:15 | Oleksandr Kostiuk v Igor Vatsyn | W | 3-0 |
| TT Cup Ukraine | 2021/09/07 12:10 | Oleksandr Kostiuk v Andrey Kaptanovsky | W | 3-1 |
| TT Cup Ukraine | 2021/09/07 10:25 | Andrey Tsikhotskiy v Oleksandr Kostiuk | L | 3-1 |
| TT Cup Ukraine | 2021/09/07 09:50 | Oleksandr Kostiuk v Samvel Melkumian | W | 3-2 |
| TT Cup Ukraine | 2021/09/07 07:30 | Oleksandr Kostiuk v Andrey Kaptanovsky | W | 3-1 |
| TT Cup Ukraine | 2021/09/09 00:15 | Andrey Tsikhotskiy v Samvel Melkumian | W | 0-3 |
| TT Cup Ukraine | 2021/09/08 23:45 | Samvel Melkumian v Igor Vatsyn | L | 1-3 |
| TT Cup Ukraine | 2021/09/08 22:45 | Oleksandr Kostiuk v Samvel Melkumian | W | 1-3 |
| TT Cup Ukraine | 2021/09/08 21:45 | Andrey Tsikhotskiy v Samvel Melkumian | L | 3-0 |
| TT Cup Ukraine | 2021/09/08 20:45 | Igor Vatsyn v Samvel Melkumian | W | 0-3 |
| TT Cup Ukraine | 2021/09/07 11:35 | Samvel Melkumian v Andrey Tsikhotskiy | W | 3-1 |
| TT Cup Ukraine | 2021/09/07 11:00 | Samvel Melkumian v Igor Vatsyn | W | 3-1 |
| TT Cup Ukraine | 2021/09/07 09:50 | Oleksandr Kostiuk v Samvel Melkumian | L | 3-2 |