| TT Cup | 2021/01/11 22:45 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/01/06 10:50 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 1-3 |
| TT Cup | 2020/12/26 16:40 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2020/12/25 15:30 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2020/12/19 14:55 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | L | 0-3 |
| TT Cup | 2020/12/16 01:15 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2020/12/05 14:55 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 1-3 |
| TT Cup | 2020/12/04 21:20 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2021/01/11 23:45 | Tsykhotskiy, Andrey v Kuharchuk, Aleksandr | W | 2-3 |
| TT Cup | 2021/01/11 22:45 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/01/11 21:45 | Vitaliy Pinchuk v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/01/10 13:10 | Kuharchuk, Aleksandr v Gilitukha, S. | W | 3-0 |
| TT Cup | 2021/01/10 12:00 | Kuharchuk, Aleksandr v Tuchkevych, Volodymyr | W | 3-0 |
| TT Cup | 2021/01/10 10:50 | Gilitukha, S. v Kuharchuk, Aleksandr | W | 2-3 |
| TT Cup | 2021/01/10 09:05 | Tsykhotskiy, Andrey v Kuharchuk, Aleksandr | W | 0-3 |
| TT Cup | 2021/01/10 07:20 | Tovkach, Mykola v Kuharchuk, Aleksandr | L | 3-0 |
| TT Cup | 2021/01/12 00:15 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 1-3 |
| TT Cup | 2021/01/11 23:15 | Kostiuk, Oleksandr v Vitaliy Pinchuk | L | 1-3 |
| TT Cup | 2021/01/11 22:45 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | L | 0-3 |
| TT Cup | 2021/01/06 11:25 | Melkumyan, Samvel v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/01/06 10:50 | Kostiuk, Oleksandr v Kuharchuk, Aleksandr | L | 1-3 |
| TT Cup | 2021/01/06 08:30 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 2-3 |
| TT Cup | 2021/01/06 06:45 | Kostiuk, Oleksandr v Tuchkevych, Volodymyr | L | 1-3 |
| TT Cup | 2021/01/05 02:45 | Gilitukha, S. v Kostiuk, Oleksandr | W | 0-3 |