| TT Cup | 2021/06/11 09:50 | Kostiuk, Oleksandr v Gilitukha, S. | L | 1-3 |
| TT Cup | 2021/06/11 06:55 | Kostiuk, Oleksandr v Gilitukha, S. | L | 1-3 |
| TT Cup | 2021/06/08 21:15 | Gilitukha, S. v Kostiuk, Oleksandr | W | 0-3 |
| TT Cup | 2021/05/23 15:05 | Kostiuk, Oleksandr v Gilitukha, S. | L | 1-3 |
| TT Cup | 2021/05/19 23:45 | Gilitukha, S. v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2021/05/18 08:40 | Kostiuk, Oleksandr v Gilitukha, S. | W | 3-2 |
| TT Cup | 2021/05/15 19:10 | Kostiuk, Oleksandr v Gilitukha, S. | W | 3-0 |
| TT Cup | 2021/05/15 18:00 | Gilitukha, S. v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/06/12 09:50 | Tuchkevych, Volodymyr v Kostiuk, Oleksandr | L | 3-2 |
| TT Cup | 2021/06/12 08:05 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/06/12 06:20 | Bogdan Stasiuk v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/06/11 12:10 | Roman Vashchuk v Kostiuk, Oleksandr | W | 1-3 |
| TT Cup | 2021/06/11 11:35 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | W | 3-1 |
| TT Cup | 2021/06/11 09:50 | Kostiuk, Oleksandr v Gilitukha, S. | L | 1-3 |
| TT Cup | 2021/06/11 08:40 | Kostiuk, Oleksandr v Roman Vashchuk | W | 3-2 |
| TT Cup | 2021/06/11 07:30 | Kostiuk, Oleksandr v Tsykhotskiy, Andrey | L | 0-3 |
| TT Cup | 2021/06/12 08:40 | Bogdan Stasiuk v Gilitukha, S. | W | 0-3 |
| TT Cup | 2021/06/12 06:55 | Tsykhotskiy, Andrey v Gilitukha, S. | W | 1-3 |
| TT Cup | 2021/06/12 05:45 | Tuchkevych, Volodymyr v Gilitukha, S. | W | 0-3 |
| TT Cup | 2021/06/11 11:00 | Roman Vashchuk v Gilitukha, S. | L | 3-2 |
| TT Cup | 2021/06/11 09:50 | Kostiuk, Oleksandr v Gilitukha, S. | W | 1-3 |
| TT Cup | 2021/06/11 09:15 | Gilitukha, S. v Tsykhotskiy, Andrey | L | 0-3 |
| TT Cup | 2021/06/11 08:05 | Roman Vashchuk v Gilitukha, S. | W | 0-3 |
| TT Cup | 2021/06/11 06:55 | Kostiuk, Oleksandr v Gilitukha, S. | W | 1-3 |