Stadium: Court 7 Round: 44 Ground: Clay
| ITF M15 Bratislava | 2021/08/23 09:00 | Marek Semjan v Jakub Katuch | 6-4,6-4 |
| ITF M25 Telfs | 2021/07/11 09:00 | Jakub Katuch v Niklas Waldner | 1-6,3-6 |
| ITF M25 Most | 2021/05/23 14:00 | Jakub Katuch v Hasan Ibrahim | 1-6,4-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 08:30 | Robin Stanek v Jakub Katuch | 6-1,6-2 |
| ITF M25 Prague | 2021/05/09 07:30 | Jakub Katuch v Andrew Paulson | 3-6,6-3,6-10 |
| ITF M15 Bratislava | 2021/03/08 12:00 | Jakub Katuch v Luca Van Assche | 2-6,2-6 |
| ITF M15 Bratislava | 2021/03/01 12:00 | Piotr Grynkowski v Jakub Katuch | 6-3,6-1 |
| ITF M15 Bratislava | 2020/11/23 09:00 | Jakub Katuch v Noah Thurner | 6-7,7-5,9-11 |
| ITF M25 Ueberlingen | 2021/08/18 12:55 | Leopold Zima v Martin Benes | 6-2,6-1 |
| ITF M25 Ueberlingen | 2021/08/17 09:35 | Jimmy Yang v Martin Benes | 4-6,3-6 |
| ITF M25 Ueberlingen | 2021/08/16 08:00 | Martin Benes v Arslanbek Temirhanov | 6-4,2-6,10-4 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 13:35 | Martin Benes v Michal Wozniak | 5-7,3-6 |
| ITF M25 Telfs | 2021/07/12 13:55 | Martin Benes v George Botezan | 7-6,3-6,5-10 |
| ITF M25 Velenje | 2021/07/04 07:30 | Nicolas Bruna v Martin Benes | 6-2,7-5 |
| ITF M25 Most | 2021/05/23 14:00 | Martin Benes v Edward Hubner | 4-6,4-6 |
| ITF M25 Jablonec Nad Nisou | 2021/05/16 11:30 | Martin Benes v Martin Krumich | 4-6,0-6 |