Stadium: Court 6 Round: 28 Ground: Clay
| ITF Argentina F6 | 2017/09/05 15:30 | Mariano Kestelboim v Juan Carlos Saez | 7-6,4-6,6-4 |
| ITF Chile F1 | 2017/11/24 14:30 | Juan Pablo Varillas v Juan Carlos Saez | 4-6,7-5,6-7 |
| ITF Chile F1 | 2017/11/23 14:00 | David Fleming v Juan Carlos Saez | 3-6,4-6 |
| ITF Chile F1 | 2017/11/21 17:35 | Eduardo Agustin Torre v Juan Carlos Saez | 6-7,3-6 |
| Challenger Santiago 2 | 2017/11/13 21:00 | Patricio Heras v Juan Carlos Saez | 7-6,6-4 |
| ITF Bolivia F3 | 2017/10/07 22:00 | Hugo Dellien v Juan Carlos Saez | 6-4,6-2 |
| ITF Bolivia F3 | 2017/10/06 20:30 | Facundo Juarez v Juan Carlos Saez | 6-3,3-6,4-6 |
| ITF Bolivia F3 | 2017/10/05 20:30 | Juan Carlos Saez v Mauricio Echazu | 6-7,7-6,6-2 |
| ITF Bolivia F3 | 2017/10/04 21:40 | Juan Carlos Saez v Federico Moreno | 6-1,6-3 |
| ITF Chile F1 | 2017/11/24 14:30 | Mariano Kestelboim v Leonardo Aboian | 6-4,6-3 |
| ITF Chile F1 | 2017/11/23 16:05 | Mariano Kestelboim v Hugo Largo | 5-7,6-1,6-1 |
| ITF Chile F1 | 2017/11/22 14:30 | Mariano Kestelboim v Nicolas Bianchi | 2-6,6-3,6-3 |
| ITF Argentina F9 | 2017/11/16 16:10 | Mariano Kestelboim v Martin Cuevas | 4-6,2-6 |
| ITF Argentina F9 | 2017/11/15 16:40 | Mariano Kestelboim v Gonzalo Villanueva | 6-3,2-6,7-6 |
| ITF Argentina F9 | 2017/11/14 15:25 | Mariano Kestelboim v Alejo Vilaro | 6-0,2-6,6-1 |
| Challenger Montevideo Qual | 2017/11/05 16:15 | Mariano Kestelboim v Juan Ignacio Londero | 6-7,3-6 |
| Challenger Montevideo Qual | 2017/11/04 15:35 | Mariano Kestelboim v Pedro Sakamoto | 7-6,4-6,6-4 |