| TT Cup | 2021/04/15 23:45 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2021/04/12 08:05 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | L | 1-3 |
| TT Cup | 2021/03/13 17:15 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | L | 3-1 |
| TT Cup | 2021/03/09 12:35 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-0 |
| TT Cup | 2021/03/09 06:45 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2021/03/05 03:15 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/03/04 23:45 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/03/02 06:45 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | L | 3-1 |
| TT Cup | 2021/04/16 00:45 | Kuharchuk, Aleksandr v Tuchkevych, Volodymyr | W | 3-1 |
| TT Cup | 2021/04/15 23:45 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2021/04/15 22:45 | Kuharchuk, Aleksandr v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/04/15 21:45 | Kuharchuk, Aleksandr v Bogdan Stasiuk | L | 0-3 |
| TT Cup | 2021/04/13 11:35 | Tsykhotskiy, Andrey v Kuharchuk, Aleksandr | L | 3-0 |
| TT Cup | 2021/04/13 09:15 | Tsykhotskiy, Andrey v Kuharchuk, Aleksandr | L | 3-2 |
| TT Cup | 2021/04/13 08:40 | Kuharchuk, Aleksandr v Tuchkevych, Volodymyr | W | 3-0 |
| TT Cup | 2021/04/13 07:30 | Gilitukha, S. v Kuharchuk, Aleksandr | L | 3-1 |
| TT Cup | 2021/04/15 23:45 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/04/15 23:15 | Kostiuk, Oleksandr v Bogdan Stasiuk | L | 0-3 |
| TT Cup | 2021/04/15 22:15 | Tuchkevych, Volodymyr v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/04/15 21:15 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/04/12 11:35 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/04/12 11:00 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 2-3 |
| TT Cup | 2021/04/12 09:50 | Tovkach, Mykola v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/04/12 08:05 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 1-3 |