Ground: Carpet indoor
| ITF M15 Trier | 2025/08/14 12:30 | Pedro Sakamoto v Calvin Mueller | 6-0,6-4 |
| ITF M15 Trier | 2025/08/13 11:03 | Dimitris Sakellaridis v Calvin Mueller | 1-6,6-0,4-6 |
| UTR Pro Lincoln | 2025/03/01 19:05 | Calvin Mueller v Leonardo Lopez Linquet | 6-1,5-7,1-6 |
| UTR Pro Lincoln | 2025/02/28 22:05 | William Bartram v Calvin Mueller | 3-6,2-6 |
| UTR Pro Lincoln | 2025/02/27 23:10 | Adrian Treacy v Calvin Mueller | 2-6,2-6 |
| UTR Pro Lincoln | 2025/02/25 22:10 | Nicholas Herdoiza v Calvin Mueller | 4-6,5-7 |
| UTR Pro Lincoln | 2025/02/24 21:40 | Calvin Mueller v Colson Wells | 7-6,7-5 |
| ITF M15 Wetzlar | 2019/08/06 11:30 | Lucas Gerch v Calvin Mueller | 6-4,6-4 |
| ITF M15 Eupen | 2025/08/08 17:00 | Adrien Gobat v Marcel Zielinski | 4-6,1-6 |
| ITF M15 Eupen | 2025/08/07 12:57 | Adrien Gobat v Kevin Edengren | 6-0,6-3 |
| ITF M15 Eupen | 2025/08/06 14:15 | Adrien Gobat v Romain Faucon | 1-6,7-6,7-6 |
| ITF M15 Poprad | 2025/07/20 09:00 | Attila Dominik Boros v Adrien Gobat | 6-4,7-6 |
| ITF M15 Poprad | 2025/07/19 10:13 | Adrien Gobat v Michal Novansky | 6-0,6-2 |
| ITF M15 Poprad | 2025/07/18 10:54 | Adrien Gobat v Aleksandr Braynin | 6-3,0-6,6-4 |
| ITF M15 Poprad | 2025/07/17 15:15 | Adrien Gobat v Denis Petak | 6-3,6-4 |
| ITF M15 Poprad | 2025/07/16 09:00 | Adrien Gobat v Gabor Hornung | 7-5,5-3 |