| TT Cup | 2021/08/22 08:05 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2021/08/03 07:30 | Kostiuk, Oleksandr v Tovkach, Mykola | W | 0-3 |
| TT Cup | 2021/08/02 08:05 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2021/07/10 06:55 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-0 |
| TT Cup | 2021/07/08 21:15 | Tovkach, Mykola v Kostiuk, Oleksandr | L | 2-3 |
| TT Cup | 2021/06/18 21:15 | Kostiuk, Oleksandr v Tovkach, Mykola | W | 1-3 |
| TT Cup | 2021/06/14 01:45 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2021/06/13 21:45 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2021/08/22 10:25 | Tovkach, Mykola v Tsykhotskiy, Andrey | L | 2-3 |
| TT Cup | 2021/08/22 09:15 | Tovkach, Mykola v Semeniuk, Illya | L | 1-3 |
| TT Cup | 2021/08/22 08:05 | Tovkach, Mykola v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2021/08/22 06:55 | Tovkach, Mykola v Tuchkevych, Volodymyr | W | 3-2 |
| TT Cup | 2021/08/18 02:15 | Tovkach, Mykola v Semeniuk, Illya | L | 2-3 |
| TT Cup | 2021/08/18 00:45 | Tovkach, Mykola v Semeniuk, Illya | L | 1-3 |
| TT Cup | 2021/08/17 23:45 | Tovkach, Mykola v Berezynskyi, Serhii | W | 3-2 |
| TT Cup | 2021/08/17 22:45 | Tovkach, Mykola v Lugovskyi, Sergii | W | 3-2 |
| TT Cup | 2021/08/22 11:00 | Kostiuk, Oleksandr v Tuchkevych, Volodymyr | W | 3-0 |
| TT Cup | 2021/08/22 09:50 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/08/22 08:05 | Tovkach, Mykola v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/08/22 06:20 | Semeniuk, Illya v Kostiuk, Oleksandr | L | 3-0 |
| TT Cup | 2021/08/17 12:10 | Kostiuk, Oleksandr v Roman Pinchuk | W | 3-1 |
| TT Cup | 2021/08/17 11:00 | Roman Pinchuk v Kostiuk, Oleksandr | W | 2-3 |
| TT Cup | 2021/08/17 08:40 | Bogdan Stasiuk v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/08/17 06:55 | Tuchkevych, Volodymyr v Kostiuk, Oleksandr | W | 1-3 |