| TT Cup Ukraine | 2021/08/24 12:20 | Sergey Zemyantsev v Serhii Boiko | W | 1-3 |
| TT Cup Ukraine | 2021/08/24 08:50 | Sergey Zemyantsev v Serhii Boiko | L | 3-2 |
| TT Cup Ukraine | 2021/02/06 23:00 | Serhii Boiko v Sergey Zemyantsev | W | 3-0 |
| TT Cup Ukraine | 2021/02/06 00:20 | Sergey Zemyantsev v Serhii Boiko | W | 0-3 |
| TT Cup Ukraine | 2021/09/26 07:40 | Serhii Boiko v Nikita Trofimov | L | 1-3 |
| TT Cup Ukraine | 2021/09/23 12:25 | Anton Molochko v Serhii Boiko | W | 2-3 |
| TT Cup Ukraine | 2021/09/23 11:15 | Denys Shcherbak v Serhii Boiko | W | 2-3 |
| TT Cup Ukraine | 2021/09/23 09:30 | Serhii Tsybulin v Serhii Boiko | W | 0-3 |
| TT Cup Ukraine | 2021/09/23 07:10 | Oleksandr Shkurupii v Serhii Boiko | L | 3-1 |
| TT Cup Ukraine | 2021/09/23 04:50 | Aleksey Krutko v Serhii Boiko | L | 3-0 |
| TT Cup Ukraine | 2021/09/22 13:00 | Serhii Boiko v Aleksey Krutko | W | 3-1 |
| TT Cup Ukraine | 2021/09/22 10:40 | Serhii Tsybulin v Serhii Boiko | L | 3-0 |
| TT Cup Ukraine | 2021/09/26 06:30 | Serhii Tsybulin v Sergey Zemyantsev | L | 3-1 |
| Ukraine Win Cup | 2021/09/24 17:30 | Sergey Zemyantsev v Anton Popov | W | 3-2 |
| Ukraine Win Cup | 2021/09/24 17:00 | Anton Yolkin v Sergey Zemyantsev | L | 3-2 |
| Ukraine Win Cup | 2021/09/24 16:00 | Sergey Zemyantsev v Roman Derypaska | L | 2-3 |
| Ukraine Win Cup | 2021/09/24 14:30 | Oleksandr Ivashkin v Sergey Zemyantsev | W | 0-3 |
| Ukraine Win Cup | 2021/09/24 14:00 | Sergey Zemyantsev v Evgeniy Kibka | W | 3-2 |
| Ukraine Win Cup | 2021/09/24 12:30 | Nikita Trofimov v Sergey Zemyantsev | W | 2-3 |
| Ukraine Win Cup | 2021/09/24 12:00 | Konstantyn Kirsanov v Sergey Zemyantsev | L | 3-1 |