Round: 26 Ground: Clay
| ITF Bolivia F2 | 2015/09/15 15:55 | Turini, Thales v Ramirez Utermann, Carlos | 6-7,5-7 |
| ITF Bolivia F1 | 2015/09/07 19:50 | Brandao, Filipe v Ramirez Utermann, Carlos | 3-6,7-6,6-1 |
| ITF Colombia F7 | 2015/08/04 15:00 | Daniel Dutra Da Silva v Ramirez Utermann, Carlos | 6-3,6-1 |
| ITF Colombia F7 | 2015/08/02 15:00 | Ramirez Utermann, Carlos v Builes, Tomas | 6-4,6-4 |
| ITF Mexico F8 | 2015/06/24 16:10 | Ramirez Utermann, Carlos v Hank, Tigre | 2-6,4-6 |
| ITF Mexico F7 | 2015/06/15 19:30 | Ramirez Utermann, Carlos v Johns, Collin | 3-6,6-2,4-6 |
| ITF Mexico F6 | 2015/06/09 21:10 | El Midhawy, Adam v Ramirez Utermann, Carlos | 6-0,6-2 |
| ITF Mexico F5 | 2015/06/04 15:30 | Gomez, Lucas v Ramirez Utermann, Carlos | 6-3,7-6 |
| ITF Bolivia F2 | 2015/09/15 14:00 | Laranja, Augusto v Villarruel, Santiago | 3-6,3-6 |
| ITF Bolivia F2 Qual | 2015/09/14 13:00 | Murkel Dellien v Villarruel, Santiago | 4-6,2-6 |
| ITF Bolivia F1 | 2015/09/09 21:30 | Villarruel, Santiago v Federico Zeballos | 4-6,4-6 |
| ITF Bolivia F1 | 2015/09/07 18:10 | Michaux, Alejo v Villarruel, Santiago | 1-6,1-6 |
| ITF Bolivia F1 | 2015/09/06 14:00 | Fernando Yamacita v Villarruel, Santiago | 3-6,1-6 |
| ITF Argentina F10 | 2015/08/24 13:00 | Franco Emanuel Egea v Villarruel, Santiago | 6-3,6-1 |
| ITF Argentina F10 | 2015/08/23 13:00 | Tonello, Gaston v Villarruel, Santiago | 4-6,3-6 |
| ITF Argentina F10 | 2015/08/22 12:00 | Pastore, Cristian Luciano v Villarruel, Santiago | 0-6,1-6 |