| 2026-09-21 | Frydek Mistek | Group D | Tomas Fencl | 3-6 7-6 11-13 | lost |
| 2026-09-21 | Frydek Mistek | Group D | Krystof Kubik | 4-1 | lost |
| 2026-09-21 | Frydek Mistek | Group D | Lucas Celechovsky | | lost |
| 2026-09-15 | Prostejov | QF | Dominik Klar | 6-4 3-6 6-7 | lost |
| 2026-09-15 | Prostejov | Group E | Szymon Podczaszy | 6-4 6-2 | won |
| 2026-09-15 | Prostejov | Group E | Simon Janousek | 7-5 7-5 | won |
| 2026-09-15 | Prostejov | Group E | Daniel Jendrejek | 6-2 7-6 | won |
| 2026-07-06 | Veska | R2 | Tomas Tichy | 2-6 6-3 7-6 | won |
| 2026-07-06 | Veska | R3 | Adam Stepanek | 4-6 7-5 6-4 | won |
| 2026-07-06 | Veska | QF | Tobias Cank | 1-6 6-4 1-6 | lost |
| 2026-06-30 | Stara Boleslav | Q2 | Sebastian Faga | 5-7 6-7 | lost |
| 2026-05-25 | Hradec Kralove | QF | Vojta Jaros | 6-4 7-6 | won |
| 2026-05-25 | Hradec Kralove | SF | Josef Svoboda | 4-6 6-4 3-6 | lost |
| 2026-05-25 | Hradec Kralove | Group D | Krystof Vymazal | 0-6 6-0 10-8 | won |
| 2026-05-25 | Hradec Kralove | Group D | Jan Svoboda | 6-3 6-1 | won |
| 2026-05-25 | Hradec Kralove | Group D | Maximilian Wieser | 6-4 6-3 | won |
| 2026-05-25 | Hradec Kralove | R1 | Matej Novak / Krystof Vymazal (with Tomas Tichy) | | won |
| 2026-05-25 | Hradec Kralove | QF | Noah Brunner / Maximilian Wieser (with Tomas Tichy) | 6-4 7-5 | won |
| 2026-05-25 | Hradec Kralove | SF | Matyas Perutka / Josef Svoboda (with Tomas Tichy) | 3-6 5-7 | lost |
| 2026-03-16 | Prague | R1 | Mattia Pescosolido | 4-6 1-6 | lost |
| 2026-03-16 | Prague | R1 | Tobias Lassacher / Kevin Schnell (with Tomas Tichy) | 6-3 6-3 | won |
| 2026-03-16 | Prague | QF | Jakub Cernovicky / Daniel Rat (with Tomas Tichy) | 1-6 5-7 | lost |
| 2026-03-09 | Frydek Mistek | R1 | Levi Taylor | 6-2 3-6 2-6 | lost |
| 2026-02-23 | Esch-sur-Alzette | R1 | Gabriele Paolucci | 2-6 1-6 | lost |
| 2026-02-23 | Esch-sur-Alzette | R1 | Ivon Jovanovic / Yiyuan Su (with Jakub Cernovicky) | 1-6 6-3 6-10 | lost |
| 2026-02-03 | Szczecin | R1 | Franciszek Niezwiesny | 0-6 4-6 | lost |
| 2026-02-03 | Szczecin | R1 | Nick Mertgens / Petr Minakhin (with Jakub Cernovicky) | 6-7 4-6 | lost |
| 2026-01-26 | Murska Sobota | R1 | Bekir Cinar | 6-3 6-1 | won |
| 2026-01-26 | Murska Sobota | R2 | Neo Armus | 5-7 6-4 6-7 | lost |
| 2026-01-26 | Murska Sobota | R1 | Jan Fisinger / Mark Laubic (with David Smolik) | 6-1 6-0 | won |