| ITF Turkey F47 | 2015/12/01 10:30 | Lang, Robin v Leduc, Antoine | 5-7,6-0,6-3 |
| ITF Turkey F47 | 2015/11/29 07:30 | Press, Frederik v Lang, Robin | 2-6,2-6 |
| ITF Turkey F47 Qual | 2015/11/23 07:30 | Semmler, Miguel v Lang, Robin | 6-0,6-2 |
| ITF Turkey F47 Qual | 2015/11/21 07:00 | Lang, Robin v Charlos, Tomas | 6-2,6-1 |
| ITF Italy F31 | 2015/10/13 07:45 | Crepaldi, Erik v Lang, Robin | 6-2,6-3 |
| ITF Italy F31 Qual | 2015/10/12 07:00 | Lang, Robin v Fellin, Manfred | 6-4,6-3 |
| ITF Italy F31 Qual | 2015/10/11 08:00 | Lang, Robin v Summaria, Corrado | 6-2,6-7,6-3 |
| ITF Portugal F13 | 2015/10/07 10:00 | Deus, Nuno v Lang, Robin | 6-3,6-4 |
| ITF Turkey F47 | 2015/12/01 08:00 | Hampel, Lenny v Dubarenco, Maxim | 3-6,6-3,7-5 |
| ITF Turkey F41 | 2015/10/13 07:00 | Hampel, Lenny v Margaroli, Luca | 7-6,7-5 |
| ITF Turkey F36 | 2015/10/08 07:00 | Hampel, Lenny v Dmitry Popko | 6-4,2-6,2-6 |
| ITF Austria F8 | 2015/08/21 10:55 | Dmitry Popko v Hampel, Lenny | 4-6,6-4,6-4 |
| Kitzbühel, Autriche, Qualifications | 2015/08/01 14:10 | Jan-Lennard Struff v Hampel, Lenny | 6-4,6-3 |
| Kitzbühel, Autriche, Qualifications | 2015/08/01 08:30 | Pedro Cachin v Hampel, Lenny | 2-6,2-6 |
| ITF Austria F4 | 2015/07/13 15:45 | van Peperzeel, Gavin v Hampel, Lenny | 7-6,4-6,6-3 |
| ITF Austria F3 | 2015/07/11 09:00 | Bortolotti, Marco v Hampel, Lenny | 7-5,7-6 |