| TT Cup | 2020/11/15 10:50 | Kostiuk, Oleksandr v Voytovich, Sergiy | L | 3-2 |
| TT Cup | 2020/06/14 16:45 | Voytovich, Sergiy v Kostiuk, Oleksandr | L | 2-3 |
| TT Cup | 2020/06/13 17:20 | Voytovich, Sergiy v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2020/05/31 15:00 | Kostiuk, Oleksandr v Voytovich, Sergiy | L | 3-1 |
| TT Cup | 2020/05/17 20:15 | Kostiuk, Oleksandr v Voytovich, Sergiy | L | 3-1 |
| TT Cup | 2020/05/10 10:20 | Voytovich, Sergiy v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2020/05/09 13:50 | Voytovich, Sergiy v Kostiuk, Oleksandr | W | 3-2 |
| TT Cup | 2020/05/02 10:20 | Voytovich, Sergiy v Kostiuk, Oleksandr | W | 3-1 |
| TT Cup | 2020/11/24 14:55 | Sinitsky, Ivan v Voytovich, Sergiy | L | 3-0 |
| TT Cup | 2020/11/15 12:00 | Voytovich, Sergiy v Kuharchuk, Aleksandr | L | 0-3 |
| TT Cup | 2020/11/15 10:50 | Kostiuk, Oleksandr v Voytovich, Sergiy | L | 3-2 |
| TT Cup | 2020/11/15 09:05 | Gilitukha, S. v Voytovich, Sergiy | L | 3-0 |
| TT Cup | 2020/11/15 07:20 | Tsykhotskiy, Andrey v Voytovich, Sergiy | L | 3-1 |
| TT Cup | 2020/06/14 19:40 | Semeniuk, Illya v Voytovich, Sergiy | W | 2-3 |
| TT Cup | 2020/06/14 17:55 | Voytovich, Sergiy v Semeniuk, Illya | L | 1-3 |
| TT Cup | 2020/06/14 16:45 | Voytovich, Sergiy v Kostiuk, Oleksandr | L | 2-3 |
| TT Cup | 2020/11/24 14:20 | Matsehora, Ihor v Kostiuk, Oleksandr | W | 0-3 |
| TT Cup | 2020/11/21 02:45 | Gilitukha, S. v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2020/11/21 02:15 | Gilitukha, S. v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2020/11/21 00:15 | Kuharchuk, Aleksandr v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2020/11/20 22:45 | Matsehora, Ihor v Kostiuk, Oleksandr | W | 0-3 |
| TT Cup | 2020/11/20 21:45 | Tsykhotskiy, Andrey v Kostiuk, Oleksandr | L | 3-1 |
| TT Cup | 2020/11/15 12:35 | Kostiuk, Oleksandr v Gilitukha, S. | W | 3-2 |
| TT Cup | 2020/11/15 11:25 | Gilitukha, S. v Kostiuk, Oleksandr | W | 2-3 |