Round: 25 Ground: Clay
| ITF Switzerland F3 | 2015/08/21 10:00 | Tobias Simon v Roberto Marcora | 3-6,3-6 |
| ITF Switzerland F3 | 2015/08/19 16:10 | Tobias Simon v Andrew Ruppli | 6-4,6-2 |
| ITF Switzerland F3 | 2015/08/18 10:35 | Tobias Simon v Vullnet Tashi | 6-3,6-3 |
| ITF Austria F5 | 2015/07/23 09:40 | Tobias Simon v Sebastian Ofner | 4-6,6-3,6-7 |
| ITF Austria F5 | 2015/07/21 10:30 | Tobias Simon v Bogdan Bobrov | 6-2,6-3 |
| ITF Austria F3 | 2015/07/06 09:00 | Tobias Simon v Isak Arvidsson | 1-6,4-6 |
| ATP Geneva Qual | 2015/05/16 08:00 | Tobias Simon v Andrey Kuznetsov | 4-6,2-6 |
| ITF Egypt F33 | 2015/05/07 11:15 | Tobias Simon v Adrian Andrzejczuk | 6-7,6-2,6-7 |
| ITF Germany F12 | 2015/08/21 11:00 | Javier Marti v Johannes Haerteis | 6-2,6-4 |
| ITF Germany F12 | 2015/08/20 14:35 | Jakob Sude v Johannes Haerteis | 6-7,7-6,2-6 |
| ITF Germany F12 | 2015/08/18 11:00 | Laslo Urrutia Fuentes v Johannes Haerteis | 3-6,6-1,2-6 |
| ITF Germany F11 | 2015/08/12 12:00 | Johannes Haerteis v Oscar Otte | 4-6,0-6 |
| ITF Germany F7 | 2015/07/16 16:30 | Johannes Haerteis v Peter Torebko | 1-6,6-7 |
| ITF Czech Republic F4 | 2015/06/22 12:05 | Johannes Haerteis v Dominik Kellovsky | 3-6,6-4,3-6 |
| ITF Czech Republic F3 | 2015/05/26 09:00 | Johannes Haerteis v Robin Stanek | 4-6,6-7 |
| ITF Czech Republic F2 | 2015/05/21 10:15 | Johannes Haerteis v Jan Satral | 3-6,3-6 |