| WTT Contender Budapest | 2021/08/17 17:00 | Sidorenko, Vladimir v Truls Moregard | L | 0-3 |
| WTT Contender Budapest | 2021/08/16 18:00 | Joe Seyfried v Sidorenko, Vladimir | W | 2-3 |
| WTT Contender Budapest | 2021/08/15 17:20 | Kramarics, Gergo v Sidorenko, Vladimir | W | 0-3 |
| European Championships | 2021/06/25 17:30 | Kristian Karlsson v Sidorenko, Vladimir | L | 4-1 |
| European Championships | 2021/06/24 18:20 | Sidorenko, Vladimir v Pavel Sirucek | W | 4-3 |
| 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 |
| TT Star Series | 2021/06/13 14:42 | Demeter, Lehel v Krisztian Molnar | W | 3-0 |
| Europe Cup | 2021/05/14 17:35 | Demeter, Lehel v Daniel Habesohn | L | 1-3 |
| Europe Cup | 2021/05/14 08:45 | Andreas Levenko v Demeter, Lehel | L | 3-1 |
| Europe Cup | 2021/05/12 14:20 | Diez, Endika v Demeter, Lehel | W | 2-3 |
| Europe Cup | 2021/03/28 10:00 | Andrea Landrieu v Demeter, Lehel | L | 3-0 |
| Europe Cup | 2021/03/27 18:15 | Demeter, Lehel v Leon Santek | W | 3-1 |
| Europe Cup | 2019/12/13 19:00 | Tomas Konecny v Demeter, Lehel | L | 3-0 |
| Europe Cup | 2019/12/13 17:50 | Borna Kovac v Demeter, Lehel | W | 1-3 |