Stadium: Court 1 Round: 25 Ground: Clay
| Challenger Santiago 2 Qual | 2016/10/15 13:40 | Montero, Jorge v Nicolas Bruna | 6-1,6-1 |
| ITF Chile F2 | 2018/11/18 19:00 | Besada, Santiago v Nicolas Bruna | 6-3,6-4 |
| ITF Chile F2 | 2018/11/17 16:00 | Haefele, Andres v Nicolas Bruna | 1-6,0-6 |
| ITF Argentina F9 | 2018/11/10 13:00 | Mariano Navone v Nicolas Bruna | 6-4,2-6,6-4 |
| ITF Argentina F8 | 2018/11/04 13:00 | Andres Gabriel Ciurletti v Nicolas Bruna | 6-2,6-3 |
| ITF Argentina F8 | 2018/11/03 13:00 | Nicolas Bruna v Postay, Alan | 6-7,6-1,6-1 |
| ITF Argentina F7 | 2018/10/28 15:30 | Nicolas Bruna v Bruna, Esteban | 6-3,3-6,4-6 |
| ITF Peru F3 | 2018/10/07 16:00 | Nicolas Bruna v Bianchi, Nicolas | 3-6,6-7 |
| ITF Peru F3 | 2018/10/06 14:00 | Nicolas Bruna v Barros Troncoso, Marcelo Ignacio | 6-2,6-2 |
| ITF Chile F2 | 2018/11/21 16:00 | Montero, Jorge v Zukas, Matias | 1-6,1-6 |
| ITF Chile F2 | 2018/11/19 16:30 | Castro, Cristobal v Montero, Jorge | 4-6,2-6 |
| ITF Chile F1 | 2018/11/14 19:35 | Montero, Jorge v Martinez, Mirko | 4-6,6-7 |
| Challenger Campinas | 2018/09/30 15:30 | Montero, Jorge v Miele, Andre | 4-6,6-3,3-6 |
| ITF Spain F28 | 2018/09/18 11:00 | Montero, Jorge v Pol Martin Tiffon | 3-6,6-3,2-6 |
| Challenger Szczecin | 2018/09/09 09:00 | Montero, Jorge v Arguello, Facundo | 6-2,3-6,2-6 |
| Challenger Szczecin Qual | 2018/09/08 09:00 | Uzhylovsky, Vladimir v Montero, Jorge | 2-6,0-6 |
| Challenger Seville | 2018/09/01 17:40 | Perez Sanz, David v Montero, Jorge | 6-7,7-6,6-3 |