| Czech Extraleague | 2021/02/12 17:00 | Simon Belik v Martin Olejnik | W | 1-3 |
| Czech Extraleague | 2020/01/31 17:00 | Simon Belik v Martin Olejnik | W | 1-3 |
| Others | 2021/12/02 16:29 | Jiri Vrablik v Martin Olejnik | L | 3-1 |
| Czech Extraleague | 2021/11/05 17:40 | Martin Olejnik v Michal Obeslo | W | 3-1 |
| Czech Extraleague | 2021/10/08 17:00 | Tomas Martinko v Martin Olejnik | L | 3-1 |
| Czech Extraleague | 2021/10/08 16:20 | Patrik Klos v Martin Olejnik | L | 3-0 |
| Czech Extraleague | 2021/09/24 16:37 | Martin Olejnik v David Reitspies | L | 0-3 |
| TT Star Series | 2021/06/11 11:45 | Martin Olejnik v Filip Cernota | W | 3-2 |
| TT Star Series | 2021/06/11 08:45 | Martin Olejnik v Ondrej Bajger | L | 0-3 |
| TT Star Series | 2021/06/11 06:35 | Martin Olejnik v Tomas Polansky | L | 0-3 |
| Others | 2021/11/21 18:28 | Jakub Zelinka v Simon Belik | W | 2-3 |
| Others | 2021/11/21 16:08 | Jiri Vrablik v Simon Belik | L | 3-1 |
| Czech Extraleague | 2021/09/30 16:40 | Simon Belik v Stanislav Kucera | L | 1-3 |
| Czech Open | 2021/08/23 12:20 | Ali Alkhadrawi v Simon Belik | L | 4-1 |
| Czech Open | 2021/08/21 15:20 | Samuel Novota v Simon Belik | W | 0-3 |
| Czech Open | 2021/08/21 08:40 | Mikhail Tsyhanouski v Simon Belik | L | 3-1 |
| WTT Contender Budapest | 2021/08/15 16:00 | Benedek Olah v Simon Belik | L | 3-0 |
| WTT Contender Budapest | 2021/08/15 08:40 | Levente Krebs v Simon Belik | W | 0-3 |