| ITF M25 Maribor | 2023/08/30 12:00 | Robert Rumler v Nicolas Zanellato | 0-6,2-6 |
| ITF M25 Maribor | 2023/08/29 10:55 | Robert Rumler v Maks Meh | 1-6,6-0,10-6 |
| ITF M25 Maribor | 2023/08/28 11:25 | Robert Rumler v Marko Novak | 6-1,6-3 |
| UTR Pro Olomouc | 2023/07/08 08:06 | Dominik Suc v Robert Rumler | 6-4,7-6 |
| UTR Pro Olomouc | 2023/07/07 06:00 | Alessandro-D Ventre v Robert Rumler | 6-3,2-6,4-5 |
| UTR Pro Olomouc | 2023/07/06 10:00 | Jan Jermar v Robert Rumler | 6-3,6-4 |
| UTR Pro Olomouc | 2023/07/05 07:30 | Jonasz Dziopak v Robert Rumler | 1-6,6-7 |
| UTR Pro Olomouc | 2023/07/03 06:48 | Maxwell Benson v Robert Rumler | 5-7,6-7 |
| ITF M25 Jablonec Nad Nisou | 2023/08/31 10:40 | Petr Michnev v Jiri Barnat | 6-7,2-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/30 09:25 | Akram El Sallaly v Petr Michnev | 2-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/29 12:50 | Petr Michnev v Filip Vacula | 6-0,6-2 |
| ITF M25 Jablonec Nad Nisou | 2023/08/28 09:00 | Dung Em Oliver Dao v Petr Michnev | 3-6,0-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/27 10:30 | Milosz Sroka v Petr Michnev | 0-6,3-6 |
| ITF M25 Wroclaw | 2021/06/30 09:30 | Orlando Luz v Petr Michnev | 6-2,6-4 |
| ITF M25 Wroclaw | 2021/06/29 08:00 | Alibek Kachmazov v Petr Michnev | 6-4,3-6,7-10 |
| ITF M25 Wroclaw | 2021/06/28 09:40 | Taiyo Yamanaka v Petr Michnev | 5-7,2-6 |