| TT Cup | 2021/12/04 11:25 | Roman Vashchuk v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/12/04 07:20 | Roman Vashchuk v Kostiuk, Oleksandr | W | 0-3 |
| TT Cup | 2021/11/26 22:45 | Kostiuk, Oleksandr v Roman Vashchuk | L | 0-3 |
| TT Cup | 2021/11/08 12:35 | Kostiuk, Oleksandr v Roman Vashchuk | W | 3-2 |
| TT Cup | 2021/11/08 08:30 | Kostiuk, Oleksandr v Roman Vashchuk | L | 0-3 |
| TT Cup | 2021/11/06 07:55 | Kostiuk, Oleksandr v Roman Vashchuk | W | 3-2 |
| TT Cup | 2021/10/27 08:40 | Kostiuk, Oleksandr v Roman Vashchuk | W | 3-1 |
| TT Cup | 2021/10/26 11:00 | Roman Vashchuk v Kostiuk, Oleksandr | W | 0-3 |
| TT Cup | 2021/12/21 07:20 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 2-3 |
| TT Cup | 2021/12/20 12:00 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-0 |
| TT Cup | 2021/12/20 10:50 | Vitalii Klimov v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/12/20 10:15 | Kostiuk, Oleksandr v Tuchkevych, Volodymyr | L | 2-3 |
| TT Cup | 2021/12/20 09:05 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-0 |
| TT Cup | 2021/12/20 07:55 | Vitalii Klimov v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/12/20 06:45 | Tuchkevych, Volodymyr v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/12/14 14:10 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 2-3 |
| TT Cup | 2021/12/21 07:55 | Tuchkevych, Volodymyr v Roman Vashchuk | W | 1-3 |
| TT Cup | 2021/12/21 06:45 | Tsykhotskiy, Andrey v Roman Vashchuk | W | 2-3 |
| TT Cup | 2021/12/18 03:15 | Roman Vashchuk v Medvedev, Aleksandr | W | 3-0 |
| TT Cup | 2021/12/18 01:45 | Krysak, Andrey v Roman Vashchuk | W | 0-3 |
| TT Cup | 2021/12/18 01:15 | Roman Vashchuk v Demchuk, Igor | W | 3-1 |
| TT Cup | 2021/12/17 23:15 | Roman Vashchuk v Medvedev, Aleksandr | W | 3-0 |
| TT Cup | 2021/12/17 21:45 | Roman Vashchuk v Tuchkevych, Volodymyr | W | 3-2 |
| TT Cup | 2021/12/16 13:10 | Roman Vashchuk v Krysak, Andrey | W | 3-2 |