Round: 25 Ground: Hardcourt indoor
| Challenger Segovia | 2015/08/05 11:50 | Egor Gerasimov v David Guez | 7-6,6-4 |
| Challenger Segovia | 2015/08/04 09:40 | David Guez v Matthias Bachinger | 6-4,6-3 |
| ITF France F16 | 2015/08/02 16:30 | David Guez v Alexandre Sidorenko | 6-3,6-4 |
| ITF France F16 | 2015/08/01 15:30 | David Guez v Maxime Janvier | 6-2,6-3 |
| ITF France F16 | 2015/07/31 15:00 | David Guez v Romain Arneodo | 6-3,2-6,6-0 |
| ITF France F16 | 2015/07/30 08:30 | David Guez v Gregoire Jacq | 6-3,6-4 |
| Challenger Recanati | 2015/07/23 17:00 | Ricardas Berankis v David Guez | 6-4,6-3 |
| Challenger Recanati | 2015/07/21 17:05 | Stefano Napolitano v David Guez | 0-6,4-6 |
| Challenger Prague 2 | 2015/08/11 14:45 | Ruben R. Hidalgo v Pere Riba | 6-2,2-6,1-6 |
| Challenger Cortina | 2015/08/05 11:50 | Paolo Lorenzi v Ruben R. Hidalgo | 6-1,6-3 |
| Challenger Cortina | 2015/08/04 08:00 | Ruben R. Hidalgo v Filip Horansky | 6-4,6-4 |
| Challenger Biella | 2015/07/28 08:00 | Lamine Ouahab v Ruben R. Hidalgo | 6-4,6-4 |
| Challenger Padova | 2015/07/03 14:10 | Federico Gaio v Ruben R. Hidalgo | 6-0,6-3 |
| Challenger Padova | 2015/07/02 12:00 | Hugo Dellien v Ruben R. Hidalgo | 7-5,5-7,3-6 |
| Challenger Padova | 2015/06/30 10:45 | Ruben R. Hidalgo v Maximo Gonzalez | 4-6,7-6,6-4 |
| Challenger Perugia | 2015/06/19 13:40 | Marco Cecchinato v Ruben R. Hidalgo | 6-3,7-6 |