| TT Star Series | 2021/09/06 06:00 | Jakub Zelinka v Oleksandr Tymofieiev | W | 3-2 |
| Czech Open | 2021/08/22 12:05 | Jeet Chandra v Jakub Zelinka | L | 3-1 |
| Czech Open | 2021/08/21 10:25 | Jakub Zelinka v Zhenlong Liu | W | 3-1 |
| WTT Contender Budapest | 2021/08/15 18:00 | Aleksandr Tyutryumov v Jakub Zelinka | L | 3-2 |
| WTT Contender Budapest | 2021/08/15 08:00 | Jakub Zelinka v Balazs Lei | W | 3-0 |
| Francia Pro A liga | 2021/08/03 14:01 | Jakub Folwarski v Jakub Zelinka | W | 1-3 |
| TT Star Series | 2021/08/03 12:45 | Jiri Vrablik v Jakub Zelinka | L | 3-1 |
| TT Star Series | 2021/08/03 10:45 | Daniel Kosiba v Jakub Zelinka | W | 2-3 |
| TT Star Series | 2021/09/06 06:35 | Frane Runjic v David Reitspies | L | 0-3 |
| TT Star Series | 2021/09/03 11:15 | Frane Runjic v Igor Misztal | L | 2-3 |
| TT Star Series | 2021/09/03 09:15 | Jakub Seibert v Frane Runjic | L | 3-1 |
| TT Star Series | 2021/09/03 06:00 | Miroslav Sklensky v Frane Runjic | L | 3-2 |
| TT Star Series | 2021/09/02 12:45 | Kamil Nalepa v Frane Runjic | L | 3-0 |
| TT Star Series | 2021/09/02 11:15 | Frane Runjic v David Prusa | W | 3-1 |
| TT Star Series | 2021/09/02 09:45 | Frane Runjic v Nikita Yarushin | L | 0-3 |
| TT Star Series | 2021/09/02 07:45 | Frane Runjic v Josef Braun | L | 0-3 |