| TT Star Series | 2021/04/22 13:45 | Frantisek Onderka v Patrik Klos | W | 1-3 |
| Czech Extraleague | 2021/09/24 17:00 | Jiri Vrablik v Patrik Klos | L | 3-1 |
| Czech Extraleague | 2021/09/24 16:28 | Jakub Zelinka v Patrik Klos | W | 1-3 |
| TT Star Series | 2021/09/17 11:45 | Miroslav Sklensky v Patrik Klos | W | 2-3 |
| TT Star Series | 2021/09/17 09:45 | Patrik Klos v Petr David | W | 3-2 |
| TT Star Series | 2021/09/17 07:10 | Miroslav Horejsi v Patrik Klos | L | 3-0 |
| TT Star Series | 2021/09/16 13:45 | Mohamed Shouman v Patrik Klos | L | 3-2 |
| TT Star Series | 2021/09/16 11:15 | Elia Schmid v Patrik Klos | L | 3-2 |
| TT Star Series | 2021/09/16 08:45 | Petr Husnik v Patrik Klos | L | 3-1 |
| Czech Extraleague | 2021/09/24 16:40 | Frantisek Onderka v Radim Moravek | W | 3-1 |
| Champions League | 2021/09/17 12:05 | Tomas Konecny v Frantisek Onderka | L | 3-2 |
| Champions League | 2021/09/16 16:15 | Frantisek Onderka v Nikola Horvat | W | 3-0 |
| Champions League | 2021/09/15 12:00 | Frantisek Onderka v Daniel Palacios | W | 3-1 |
| Czech Extraleague | 2021/09/09 16:40 | Frantisek Onderka v Stanislav Kucera | W | 3-1 |
| TT Star Series | 2021/05/11 11:15 | Michal Benes v Frantisek Onderka | L | 3-0 |
| TT Star Series | 2021/05/11 09:15 | Frantisek Onderka v Miroslav Horejsi | L | 1-3 |
| TT Star Series | 2021/05/11 07:10 | Jakub Seibert v Frantisek Onderka | W | 1-3 |