| Olympic Qualification | 2021/04/23 18:30 | Sidorenko, Vladimir v Pavel Sirucek | W | 4-1 |
| European Championships | 2021/06/22 11:55 | Platonov, Pavel v Sidorenko, Vladimir | W | 1-3 |
| Olympic Qualification | 2021/04/24 19:45 | Ovidiu Ionescu v Sidorenko, Vladimir | L | 4-1 |
| Olympic Qualification | 2021/04/24 10:20 | Alvaro Robles v Sidorenko, Vladimir | L | 4-3 |
| Olympic Qualification | 2021/04/23 18:30 | Sidorenko, Vladimir v Pavel Sirucek | W | 4-1 |
| Olympic Qualification | 2021/04/23 12:30 | Sidorenko, Vladimir v Lubomir Pistej | W | 4-0 |
| Olympic Qualification | 2021/04/22 13:20 | Platonov, Pavel v Sidorenko, Vladimir | W | 1-4 |
| Olympic Qualification | 2021/04/21 18:10 | Sidorenko, Vladimir v Vladislav Ursu | W | 4-3 |
| Olympic Qualification | 2021/04/21 12:20 | Jakub Dyjas v Sidorenko, Vladimir | W | 3-4 |
| TT Star Series | 2021/05/23 13:05 | Pavel Sirucek v Jakub Dyjas | L | 1-3 |
| Olympic Qualification | 2021/04/25 19:30 | Pavel Sirucek v Paul Drinkhall | W | 4-2 |
| Olympic Qualification | 2021/04/25 16:10 | Panagiotis Gionis v Pavel Sirucek | L | 4-1 |
| Olympic Qualification | 2021/04/25 10:40 | Pavel Sirucek v Mihai Bobocica | W | 4-2 |
| Olympic Qualification | 2021/04/24 18:55 | Pavel Sirucek v Cedric Nuytinck | W | 4-1 |
| Olympic Qualification | 2021/04/23 18:30 | Sidorenko, Vladimir v Pavel Sirucek | L | 4-1 |
| Olympic Qualification | 2021/04/23 12:30 | Glod, Eric v Pavel Sirucek | W | 1-4 |
| Challenger Ochsenhausen | 2021/04/07 16:56 | Szymon Malicki v Pavel Sirucek | L | 3-1 |