Round: 25 Ground: Clay
| ITF Dominican Republic F2 | 2015/12/07 16:35 | Samuel Shropshire v Justin Roberts | 4-6,3-6 |
| ITF Dominican Republic F2 | 2015/12/05 17:00 | Justin Roberts v Herbert Jody Maginley | 6-4,6-2 |
| ITF Netherlands F4 | 2015/07/06 12:00 | Jelle Sels v Justin Roberts | 6-1,6-3 |
| ITF Netherlands F4 | 2015/07/05 10:00 | Thomas Does v Justin Roberts | 4-6,6-0,3-6 |
| ITF Netherlands F3 | 2015/06/28 13:00 | Bart Van Den Berg v Justin Roberts | 6-4,6-4 |
| ITF Netherlands F3 | 2015/06/27 09:00 | Justin Roberts v Daniel De Jonge | 6-4,7-5 |
| ITF Netherlands F2 Qual | 2015/06/20 08:00 | Tim Van Terheijden v Justin Roberts | 6-3,6-1 |
| ITF USA F32 Qual | 2014/11/16 17:30 | Gary Kushnirovich v Justin Roberts | 2-6,6-4,6-2 |
| ITF Dominican Republic F1 | 2015/12/01 16:35 | Peter Torebko v Juan Ignacio Galarza | 7-6,0-6,6-2 |
| Challenger Medellin | 2015/10/07 20:00 | Paolo Lorenzi v Juan Ignacio Galarza | 3-6,6-4,6-4 |
| Challenger Medellin | 2015/10/05 18:15 | Juan Ignacio Galarza v Gonzalo Escobar | 7-6,3-6,6-2 |
| ITF Argentina F11 | 2015/09/09 13:00 | Gabriel Alejandro Hidalgo v Juan Ignacio Galarza | 6-3,6-1 |
| ITF Argentina F11 | 2015/09/08 18:15 | Genaro Alberto Olivieri v Juan Ignacio Galarza | 4-6,5-7 |
| ITF Argentina F10 | 2015/08/27 14:30 | Ryusei Makiguchi v Juan Ignacio Galarza | 6-4,3-6,6-4 |
| ITF Argentina F10 | 2015/08/26 16:35 | Juan Ignacio Ameal v Juan Ignacio Galarza | 4-6,2-6 |
| ITF Argentina F10 | 2015/08/25 19:50 | Facundo Jofre v Juan Ignacio Galarza | 2-6,1-6 |