| ITF Italy F31 Qual | 2015/10/11 08:00 | Robin Lang v Corrado Summaria | 6-2,6-7,6-3 |
| ITF Portugal F13 | 2015/10/07 10:00 | Nuno Deus v Robin Lang | 6-3,6-4 |
| ITF Portugal F13 | 2015/10/05 10:35 | Robin Lang v Felipe Cunha Silva | 6-1,6-4 |
| ITF Portugal F13 | 2015/10/04 11:30 | Robin Lang v Tomas Almeida | 6-2,6-2 |
| ITF Portugal F13 | 2015/10/03 08:30 | Robin Lang v Patrick Mayer | 6-4,6-3 |
| ITF Germany F10 Qual | 2015/08/02 10:30 | Robin Lang v Thiago Seyboth Wild | 6-3,6-3 |
| ITF Turkey F16 | 2015/04/23 08:00 | Adrian Sikora v Robin Lang | 6-0,6-0 |
| ITF Turkey F16 | 2015/04/22 09:35 | Robin Lang v Bogdan Didenko | 6-2,6-2 |
| ITF Italy F30 | 2015/10/03 08:00 | Jacopo Stefanini v Manfred Fellin | 6-2,6-1 |
| ITF Italy F27 | 2015/09/15 09:20 | Manfred Fellin v Filippo Leonardi | 0-6,2-6 |
| ITF Italy F26 | 2015/09/08 07:30 | Tobias Simon v Manfred Fellin | 6-1,3-6,6-3 |
| ITF Italy F26 Qual | 2015/09/05 07:30 | Manfred Fellin v Daniel-Andrea R. Redondo | 6-3,3-6,7-6 |
| ITF Austria F5 Qual | 2015/07/18 11:30 | Manfred Fellin v Jeremy Moser | 5-7,6-3,5-7 |