| TT Cup | 2021/05/17 07:10 | Boiko, Serhii v Lev Kats | L | 1-3 |
| TT Cup | 2021/05/13 06:35 | Boiko, Serhii v Lev Kats | L | 1-3 |
| TT Cup | 2021/05/12 08:20 | Lev Kats v Boiko, Serhii | W | 1-3 |
| TT Cup | 2021/05/02 10:05 | Boiko, Serhii v Lev Kats | L | 1-3 |
| TT Cup | 2021/05/01 12:25 | Boiko, Serhii v Lev Kats | L | 2-3 |
| TT Cup | 2021/04/11 05:25 | Lev Kats v Boiko, Serhii | L | 3-0 |
| TT Cup | 2021/04/10 13:00 | Lev Kats v Boiko, Serhii | L | 3-0 |
| TT Cup | 2021/04/01 07:45 | Boiko, Serhii v Lev Kats | L | 0-3 |
| TT Cup | 2021/05/18 06:35 | Boiko, Serhii v Shkurupii, A. | W | 3-0 |
| TT Cup | 2021/05/18 04:50 | Boiko, Serhii v 슈체르바크, 데니스 | W | 3-1 |
| TT Cup | 2021/05/17 13:00 | Boiko, Serhii v Shkurupii, A. | W | 3-0 |
| TT Cup | 2021/05/17 10:40 | Tsybulin, Sergey v Boiko, Serhii | W | 0-3 |
| TT Cup | 2021/05/17 08:20 | Nikolenko, Maxim v Boiko, Serhii | L | 3-0 |
| TT Cup | 2021/05/17 07:10 | Boiko, Serhii v Lev Kats | L | 1-3 |
| TT Cup | 2021/05/17 06:00 | 슈체르바크, 데니스 v Boiko, Serhii | W | 0-3 |
| TT Cup | 2021/05/13 11:50 | Boiko, Serhii v Krutko, Aleksey | L | 1-3 |
| TT Cup | 2021/05/18 07:10 | Lev Kats v 슈체르바크, 데니스 | W | 3-0 |
| TT Cup | 2021/05/18 06:00 | Tsybulin, Sergey v Lev Kats | L | 3-2 |
| TT Cup | 2021/05/17 12:25 | 슈체르바크, 데니스 v Lev Kats | W | 0-3 |
| TT Cup | 2021/05/17 11:15 | Shkurupii, A. v Lev Kats | W | 0-3 |
| TT Cup | 2021/05/17 09:30 | Tsybulin, Sergey v Lev Kats | L | 3-2 |
| TT Cup | 2021/05/17 07:10 | Boiko, Serhii v Lev Kats | W | 1-3 |
| TT Cup | 2021/05/17 04:50 | Nikolenko, Maxim v Lev Kats | W | 1-3 |
| TT Cup | 2021/05/13 13:00 | Levadniy, Aleksandr v Lev Kats | W | 1-3 |