Ground: Clay
| ITF USA F17 | 2014/06/27 15:00 | Collin Altamirano v Jared Donaldson | 2-6,1-6 |
| ITF USA F17 | 2014/06/24 17:30 | Sanam Singh v Collin Altamirano | 3-6,1-6 |
| ITF USA F15 | 2014/06/19 22:10 | Collin Altamirano v Dennis Nevolo | 4-6,2-6 |
| ITF USA F15 | 2014/06/17 15:50 | Collin Altamirano v Martin Redlicki | 4-6,6-2,6-4 |
| ITF Spain F10 | 2014/05/23 11:00 | Noah Rubin v Collin Altamirano | 4-6,6-2,6-3 |
| ITF Spain F10 | 2014/05/21 15:30 | Collin Altamirano v Pedro Cachin | 6-3,6-1 |
| ITF Spain F10 | 2014/05/19 10:00 | Ryota Kishi v Collin Altamirano | 0-6,1-6 |
| ITF Spain F9 | 2014/05/15 09:00 | Alexander Zhurbin v Collin Altamirano | 4-6,6-4,2-6 |