Round: 44 Ground: Grass
| Challenger Poprad Tatry | 2015/06/15 08:30 | Mertl, Jan v Ghem, Andre | 2-6,2-6 |
| ITF Czech Republic F3 | 2015/05/26 11:25 | Mertl, Jan v Zdenek Kolar | 3-6,2-6 |
| ITF Czech Republic F1 | 2015/05/17 09:00 | Mertl, Jan v Ignatik, Uladzimir | 1-6,3-6 |
| ITF Czech Republic F1 | 2015/05/16 09:15 | Mertl, Jan v Safranek, Vaclav | 7-5,6-4 |
| ITF Czech Republic F1 | 2015/05/15 11:25 | Mertl, Jan v Suc, Dominik | 6-3,6-0 |
| ITF Czech Republic F1 | 2015/05/12 10:35 | Mertl, Jan v Alex Molcan | 6-2,6-2 |
| Challenger - Rome | 2015/05/05 12:25 | Mertl, Jan v Matteo Berrettini | 4-6,2-6 |
| Challenger - Ostrava | 2015/04/28 08:00 | Martin, Andrej v Mertl, Jan | 6-3,6-4 |
| Challenger Perugia | 2015/06/19 11:30 | Pablo Carreno Busta v Hernandez-Fernandez, Jose | 7-6,7-5 |
| Challenger Perugia | 2015/06/18 12:00 | Oriol Roca Batalla v Hernandez-Fernandez, Jose | 6-4,2-6,6-7 |
| Challenger Perugia | 2015/06/16 08:00 | Andrea Collarini v Hernandez-Fernandez, Jose | 6-4,3-6,4-6 |
| Challenger Caltanissetta | 2015/06/09 15:05 | Hernandez-Fernandez, Jose v Quinzi, Gianluigi | 4-6,6-3,3-6 |
| Challenger Mestre | 2015/06/06 12:00 | Gonzalez, Maximo v Hernandez-Fernandez, Jose | 6-3,6-2 |
| Challenger Mestre | 2015/06/05 12:00 | Calvin Hemery v Hernandez-Fernandez, Jose | 2-6,1-6 |
| Challenger Mestre | 2015/06/04 13:00 | Martin, Andrej v Hernandez-Fernandez, Jose | 3-6,4-6 |
| Challenger Mestre | 2015/06/03 11:40 | Hernandez-Fernandez, Jose v Facundo Bagnis | 7-5,6-3 |