Round: 54 Ground: Clay
| US Open Qual | 2014/08/21 23:00 | Ricardas Berankis v Collin Altamirano | 2-6,6-1,6-1 |
| US Open Qual | 2014/08/20 15:00 | Luca Vanni v Collin Altamirano | 4-6,2-6 |
| ITF USA F19 Qual | 2014/06/30 15:00 | Collin Altamirano v Francisco Dias | 7-6,6-3 |
| 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 Turkey F12 | 2015/03/27 12:00 | Enrique Lopez-Perez v Gianluca Di Nicola | 6-2,6-1 |
| ITF Turkey F12 | 2015/03/26 11:10 | Gianluca Di Nicola v Jose Pereira | 6-4,6-4 |
| ITF Turkey F12 | 2015/03/23 11:30 | Jonathan Mridha v Gianluca Di Nicola | 0-6,6-3,4-6 |
| ITF Turkey F11 | 2015/03/19 07:30 | Gianluca Di Nicola v Marc Sieber | 6-7,6-7 |
| ITF Turkey F11 | 2015/03/18 09:00 | Gianluca Di Nicola v Anil Yuksel | 7-6,6-3 |
| ITF Turkey F11 | 2015/03/16 08:00 | Daniiar Duldaev v Gianluca Di Nicola | 6-1,4-6,5-7 |
| ITF Turkey F11 | 2015/03/16 07:30 | Felipe Garla v Gianluca Di Nicola | 0-6,2-6 |
| ITF Turkey F11 | 2015/03/14 07:30 | Fred Simonsson v Gianluca Di Nicola | 6-2,6-7,4-6 |