Stadium: Court 2 Round: 54 Ground: Clay
| ITF M15 Bratislava | 2021/08/16 08:00 | Marek Semjan v Eric Morris | 7-6,4-6,6-10 |
| ITF M15 Trnava | 2020/02/24 14:00 | Marek Semjan v Dominik Recek | 3-6,1-6 |
| ITF M15 Doha | 2019/10/22 14:05 | Marek Semjan v Leopold Zima | 6-2,2-6,10-7 |
| ITF M15 Doha | 2019/10/21 13:45 | Marek Semjan v Anurag Agarwal | 6-0,6-4 |
| ITF M15 Doha | 2019/10/17 12:00 | Marek Semjan v Ricardo Rodriguez-Pace | 3-6,0-6 |
| ITF M15 Doha | 2019/10/16 16:30 | Marek Semjan v Cheraag Bajwa | 6-3,6-1 |
| ITF M15 Bratislava | 2019/08/28 10:40 | Marek Semjan v Michal Selecky | 6-2,6-3 |
| ITF M15 Piestany | 2019/07/18 08:00 | Marek Semjan v Petr Nouza | 4-6,6-7 |
| 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 M15 Piestany | 2019/05/06 08:00 | Johannes Bangratz v Jakub Katuch | 6-0,6-3 |