Round: 26 Ground: Clay
| ITF - Argentinien F7 | 2017/09/11 18:00 | Juan Carlos Saez v Nicolas Alberto Arreche | 6-1,7-5 |
| ITF - Chile F1 | 2014/12/11 17:40 | Nicolas Alberto Arreche v Juan Carlos Saez | 2-6,4-6 |
| ITF - Chile F3 | 2017/12/05 19:50 | Gonzalo Lama v Nicolas Alberto Arreche | 4-6,7-6,5-7 |
| ITF - Chile F2 | 2017/11/29 15:00 | Fabrizio Ornago v Nicolas Alberto Arreche | 6-4,7-6 |
| ITF - Chile F2 | 2017/11/27 14:00 | Nicolas Alberto Arreche v Hugo Largo | 7-6,6-2 |
| ITF - Chile F1 | 2017/11/24 16:45 | Nicolas Alberto Arreche v Gonzalo Lama | 3-6,4-6 |
| ITF - Chile F1 | 2017/11/23 14:00 | Nicolas Alberto Arreche v Franco Feitt | 6-4,6-2 |
| ITF - Chile F1 | 2017/11/21 20:15 | Matias Zukas v Nicolas Alberto Arreche | 6-7,4-6 |
| ITF - Argentinien F9 | 2017/11/13 16:15 | Nicolas Alberto Arreche v Martin Cuevas | 3-6,3-6 |
| ITF - Argentinien F8 | 2017/11/07 13:00 | Nicolas Alberto Arreche v Alejo Vilaro | 5-7,3-6 |
| ITF - Chile F3 | 2017/12/05 13:00 | Martin Facundo Carrizo v Juan Carlos Saez | 2-6,0-6 |
| ITF - Chile F2 | 2017/12/03 14:00 | Fabrizio Ornago v Juan Carlos Saez | 4-6,2-6 |
| ITF - Chile F2 | 2017/12/02 16:40 | Juan Carlos Saez v Tomas Barrios Vera | 7-5,3-6,7-6 |
| ITF - Chile F2 | 2017/12/01 16:00 | Juan Carlos Saez v Luciano Doria | 6-3,7-5 |
| ITF - Chile F2 | 2017/11/29 17:30 | Gabriel Alejandro Hidalgo v Juan Carlos Saez | 2-6,2-6 |
| ITF - Chile F2 | 2017/11/28 16:40 | Agustin Suarez Gonzalez v Juan Carlos Saez | 2-6,6-7 |
| ITF - Chile F1 | 2017/11/25 14:15 | Juan Carlos Saez v Mariano Kestelboim | 4-6,3-6 |
| ITF - Chile F1 | 2017/11/24 14:30 | Juan Pablo Varillas v Juan Carlos Saez | 4-6,7-5,6-7 |