| ITF Germany F3 | 2015/01/20 12:00 | Matthias Wunner v Johannes Haerteis | 6-4,6-2 |
| ITF Germany F2 | 2015/01/15 11:20 | Maximilian Marterer v Johannes Haerteis | 6-2,6-1 |
| ITF Germany F2 | 2015/01/13 10:30 | Pascal Meis v Johannes Haerteis | 6-7,4-6 |
| ITF Germany F1 | 2015/01/09 15:20 | Uladzimir Ignatik v Johannes Haerteis | 6-7,6-3,6-4 |
| ITF Germany F1 | 2015/01/08 11:00 | Tom Schonenberg v Johannes Haerteis | 6-7,2-6 |
| ITF Germany F1 | 2015/01/06 14:30 | Johannes Haerteis v Duje Kekez | 6-4,6-3 |
| ITF Germany F15 | 2014/10/10 10:00 | Martins Podzus v Johannes Haerteis | 6-3,6-1 |
| ITF Germany F15 | 2014/10/09 11:25 | Johannes Haerteis v Kevin Krawietz | 7-6,7-6 |
| ITF Germany F4 | 2015/01/27 19:40 | Alexander Kuerschner v Robin Kern | 3-6,2-6 |
| ITF Germany F2 | 2015/01/13 10:30 | Robin Kern v Adrian Sikora | 6-7,7-6,3-6 |
| ITF France F24 | 2014/10/23 15:50 | Robin Kern v Jonathan Eysseric | 3-6,6-7 |
| ITF France F24 | 2014/10/22 08:30 | Robin Kern v Mandresy Rakotomalala | 7-6,6-4 |
| ITF France F24 | 2014/10/20 14:35 | Robin Kern v Alexandre Muller | 6-1,6-1 |
| ITF Italy F29 | 2014/08/28 19:40 | Michal Schmid v Robin Kern | 6-3,6-4 |
| ITF Italy F29 | 2014/08/27 18:30 | Gianluca Di Nicola v Robin Kern | 3-6,2-6 |
| ITF Italy F27 | 2014/08/11 11:40 | Wilson Leite v Robin Kern | 7-6,6-7,6-2 |