| TT Star Series | 2021/08/02 07:45 | Oleksandr Tymofieiev v Jakub Zelinka | W | 2-3 |
| TT Star Series | 2021/07/27 09:45 | Jakub Zelinka v Oleksandr Tymofieiev | L | 2-3 |
| TT Star Series | 2021/07/22 06:00 | Oleksandr Tymofieiev v Jakub Zelinka | W | 1-3 |
| TT Star Pro Series | 2021/06/03 07:10 | Oleksandr Tymofieiev v Jakub Zelinka | W | 1-3 |
| TT Star Series | 2021/05/28 09:45 | Jakub Zelinka v Oleksandr Tymofieiev | L | 0-3 |
| TT Star Series | 2021/05/20 09:15 | Oleksandr Tymofieiev v Jakub Zelinka | W | 1-3 |
| TT Star Series | 2021/01/04 14:45 | 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 |
| Others | 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 | 2021/08/03 08:15 | Krystof Prida v Jakub Zelinka | W | 0-3 |
| TT Star Series | 2021/08/24 10:45 | Dmitrij Prokopcov v Oleksandr Tymofieiev | L | 3-1 |
| TT Star Series | 2021/08/24 08:15 | Jakub Kleprlik v Oleksandr Tymofieiev | L | 3-0 |
| TT Star Series | 2021/08/24 06:35 | David Prusa v Oleksandr Tymofieiev | W | 1-3 |
| TT Star Series | 2021/08/23 13:45 | Oleksandr Tymofieiev v David Reitspies | L | 0-3 |
| TT Star Series | 2021/08/23 11:45 | Oleksandr Tymofieiev v Patrik Klos | W | 3-1 |
| TT Star Series | 2021/08/23 09:15 | Oleksandr Tymofieiev v Petr David | W | 3-2 |
| TT Star Series | 2021/08/23 07:45 | Miroslav Horejsi v Oleksandr Tymofieiev | L | 3-1 |
| TT Star Series | 2021/08/20 13:09 | Oleksandr Tymofieiev v Patrik Klos | L | 2-3 |