| TT Cup | 2020/12/14 16:30 | Sereda, Viacheslav v Gergelyuk, Sergei | L | 2-3 |
| TT Cup | 2020/10/09 13:10 | Gergelyuk, Sergei v Sereda, Viacheslav | W | 0-3 |
| TT Cup | 2020/09/28 12:05 | Gergelyuk, Sergei v Sereda, Viacheslav | W | 0-3 |
| TT Cup | 2020/09/28 07:25 | Gergelyuk, Sergei v Sereda, Viacheslav | L | 3-0 |
| TT Cup | 2020/09/18 11:30 | Sereda, Viacheslav v Gergelyuk, Sergei | L | 0-3 |
| TT Cup | 2020/09/18 06:15 | Gergelyuk, Sergei v Sereda, Viacheslav | L | 3-1 |
| TT Cup | 2020/06/21 06:15 | Sereda, Viacheslav v Gergelyuk, Sergei | W | 3-0 |
| TT Cup | 2021/06/25 09:40 | Roman Sukhomlyn v Sereda, Viacheslav | L | 3-2 |
| TT Cup | 2021/06/25 07:55 | Myrza, Anton v Sereda, Viacheslav | W | 2-3 |
| TT Cup | 2021/06/25 06:10 | Zapletniuk, Anatolii v Sereda, Viacheslav | W | 1-3 |
| TT Cup | 2021/06/22 19:00 | Myrza, Anton v Sereda, Viacheslav | W | 0-3 |
| TT Cup | 2021/06/22 17:50 | Sereda, Viacheslav v Voytenko, Evgeniy | W | 3-2 |
| TT Cup | 2021/06/22 16:40 | Roman Sukhomlyn v Sereda, Viacheslav | W | 1-3 |
| TT Cup | 2021/06/22 14:55 | Myrza, Anton v Sereda, Viacheslav | L | 3-2 |
| TT Cup | 2021/06/22 13:10 | Holoborodko, Yevhenii v Sereda, Viacheslav | L | 3-0 |
| TT Cup | 2021/06/25 08:30 | Zapletniuk, Anatolii v Gergelyuk, Sergei | L | 3-2 |
| TT Cup | 2021/06/25 06:45 | Myrza, Anton v Gergelyuk, Sergei | L | 3-1 |
| TT Cup | 2021/06/25 05:35 | Roman Sukhomlyn v Gergelyuk, Sergei | W | 0-3 |
| TT Cup | 2021/06/15 19:00 | Gergelyuk, Sergei v Zazymko, S. | L | 1-3 |
| TT Cup | 2021/06/15 16:05 | Krasutskyi, Adam v Gergelyuk, Sergei | W | 1-3 |
| TT Cup | 2021/06/15 15:30 | Gergelyuk, Sergei v Zazymko, S. | W | 3-2 |
| TT Cup | 2021/06/15 14:20 | Nikita Korbut v Gergelyuk, Sergei | L | 3-1 |
| TT Cup | 2021/06/15 13:10 | Gergelyuk, Sergei v Egorov, Kirill | W | 3-1 |