Estadio: Court 2 Round: 25 Ground: Clay
| 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 Most | 2023/05/24 11:20 | Robert Rumler v Stuart Parker | 6-3,6-7,1-6 |
| Challenger de Augsburgo | 2023/08/25 09:00 | Nicolas Zanellato v Oriol Roca Batalla | 3-6,4-6 |
| Challenger de Augsburgo | 2023/08/24 11:10 | Moez Echargui v Nicolas Zanellato | 5-7,1-6 |
| Challenger de Augsburgo | 2023/08/23 09:40 | Nicolas Zanellato v Marvin Moeller | 3-6,7-5,6-4 |
| Challenger de Augsburgo | 2023/08/22 11:45 | Elmar Ejupovic v Nicolas Zanellato | 6-3,4-6,2-6 |
| Challenger de Augsburgo | 2023/08/21 10:40 | Tristan Lamasine v Nicolas Zanellato | 3-6,2-6 |
| Challenger de Augsburgo | 2023/08/20 11:15 | Nicolas Zanellato v Mats Rosenkranz | 7-6,6-2 |
| ITF M25 Muttenz | 2023/08/19 12:20 | Alexander Weis v Nicolas Zanellato | 6-2,6-2 |
| ITF M25 Muttenz | 2023/08/18 15:20 | Nicolas Zanellato v Jeffrey Von Der Schulenburg | 6-3,6-4 |