Round: 25 Ground: Clay
| ITF Switzerland F3 | 2015/08/17 10:40 | Jessy Kalambay v Simeon Rossier | 6-2,5-7,6-2 |
| ITF Switzerland F5 Qual | 2015/08/30 09:20 | Jessy Kalambay v Nicolas Parizzia | 7-5,6-2 |
| ITF Switzerland F5 Qual | 2015/08/29 14:00 | Jessy Kalambay v Nico Borter | 6-4,2-6,6-4 |
| ITF Switzerland F4 | 2015/08/25 11:00 | Jessy Kalambay v Marcos Giraldi Requena | 1-6,3-6 |
| ITF Switzerland F4 Qual | 2015/08/23 10:30 | Jessy Kalambay v Patrik Hartmeier | 7-6,6-7,6-4 |
| ITF Switzerland F3 | 2015/08/19 09:00 | Pascal Meis v Jessy Kalambay | 6-1,6-3 |
| ITF Switzerland F3 | 2015/08/17 10:40 | Jessy Kalambay v Simeon Rossier | 6-2,5-7,6-2 |
| ITF Romania F7 | 2015/06/27 06:00 | Giorgio Ricca v Jessy Kalambay | 6-3,6-1 |
| ITF Ukraine F3 | 2015/05/26 11:55 | Jessy Kalambay v Tak Khunn Wang | 4-6,4-6 |
| ITF Switzerland F4 | 2015/08/25 14:00 | Simeon Rossier v Hugo Nys | 4-6,2-6 |
| ITF Switzerland F3 | 2015/08/17 10:40 | Jessy Kalambay v Simeon Rossier | 6-2,5-7,6-2 |
| ITF Austria F6 | 2015/07/29 11:20 | Peter Nagy v Simeon Rossier | 6-4,7-6 |
| ITF France F14 | 2015/07/13 13:05 | Rayan Ghedjemis v Simeon Rossier | 7-5,5-7,7-6 |
| ITF Germany F6 | 2015/07/06 12:30 | Simeon Rossier v Lucas Gerch | 4-6,2-6 |
| ITF Germany F6 | 2015/07/06 08:00 | Simeon Rossier v Milan Welte | 6-0,6-3 |
| ITF Turkey F31 | 2015/06/18 08:00 | Simeon Rossier v Cem Ilkel | 4-6,4-6 |
| ITF Turkey F23 | 2015/06/09 11:25 | Yannick Jankovits v Simeon Rossier | 6-1,6-1 |