| Ukraine Win Cup | 05/15 14:30 | - | Oleksandr Ivashkin v Viacheslav Diachenko | W | 2-3 | |
| Ukraine Win Cup | 05/15 13:30 | - | Oleksii Naplokov v Viacheslav Diachenko | L | 3-0 | |
| Ukraine Win Cup | 05/15 12:00 | - | Denis Kebalo v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/19 18:10 | - | Mykola Korniienko v Vyacheslav Dyachenko | - | Walkover | |
| Setka Cup (2021) | 03/19 16:40 | - | Viacheslav Diachenko v Ivan Struk | - | Walkover | |
| Setka Cup (2021) | 03/19 15:10 | - | Vyacheslav Dyachenko v Volodymyr Voronenkov | - | Walkover | |
| Setka Cup (2021) | 03/19 13:40 | - | Vyacheslav Dyachenko v Roman Zholubak | L | 0-3 | |
| Setka Cup (2021) | 03/18 22:20 | - | Vadym Bochkovsky v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/18 21:20 | - | Roman Zholubak v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/18 19:50 | - | Andrii Lukatskyi v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/18 17:50 | - | Mykola Korniienko v Viacheslav Diachenko | L | 3-0 | |
| Setka Cup (2021) | 03/18 15:50 | - | Serhii Smyrnov v Viacheslav Diachenko | - | Walkover | |
| Setka Cup (2021) | 03/13 12:30 | - | Anatolii Levshyn v Viacheslav Diachenko | L | 3-1 | |
| Setka Cup (2021) | 03/13 11:30 | - | Oleksandr Ivashkin v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/13 10:00 | - | Andrii Lukatskyi v Viacheslav Diachenko | L | 3-0 | |
| Setka Cup (2021) | 03/13 08:00 | - | Roman Zholubak v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/13 06:00 | - | Serhii Nemtsov v Viacheslav Diachenko | W | 0-3 | |
| Setka Cup (2021) | 03/12 20:30 | - | Viacheslav Diachenko v Serhii Nemtsov | W | 3-2 | |
| Setka Cup (2021) | 03/12 18:30 | - | Andrii Lukatskyi v Viacheslav Diachenko | W | 1-3 | |
| Setka Cup (2021) | 03/12 16:30 | - | Mykola Korniienko v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2021) | 03/12 15:30 | - | Viacheslav Diachenko v Roman Zholubak | L | 2-3 | |
| Setka Cup (2021) | 03/12 14:30 | - | Anatolii Levshyn v Viacheslav Diachenko | L | 3-1 | |
| Setka Cup (2020) | 11/23 12:30 | - | Roman Malynka v Viacheslav Diachenko | - | Walkover | |
| Setka Cup (2020) | 11/23 11:30 | - | Kyrylo Yurchenko v Viacheslav Diachenko | - | Walkover | |
| Setka Cup (2020) | 11/23 10:00 | - | Oleksandr Ivashkin v Viacheslav Diachenko | W | 2-3 | |
| Setka Cup (2020) | 11/23 08:00 | - | Anton Yolkin v Viacheslav Diachenko | L | 3-1 | |
| Setka Cup (2020) | 11/23 06:00 | - | Mikhail Zholubak v Viacheslav Diachenko | L | 3-0 | |
| Setka Cup Women | 11/22 19:01 | - | Mikhail Zholubak v Viacheslav Diachenko | W | 0-3 | |
| Setka Cup (2020) | 11/22 17:30 | - | Viacheslav Diachenko v Anton Yolkin | W | 3-2 | |
| Setka Cup (2020) | 11/22 16:30 | - | Roman Malynka v Viacheslav Diachenko | W | 1-3 |