Stadium: Cancha Central Round: 27 Ground: Clay
| ITF Chile F1 | 2018/11/14 19:35 | Montero, Jorge v Martinez, Mirko | 4-6,6-7 |
| ITF Chile F1 | 2018/11/12 16:00 | Kohl, Cristopher v Martinez, Mirko | 6-7,0-6 |
| ITF Turkey F33 | 2018/10/25 07:00 | Martinez, Mirko v Gennaro, Dante | 3-6,2-6 |
| ITF Turkey F33 | 2018/10/23 07:00 | Martinez, Mirko v Benjamin Winter Lopez | 6-1,6-2 |
| ITF Switzerland F5 | 2018/09/04 14:30 | Martinez, Mirko v Staeheli, Luca | 7-6,6-7,5-7 |
| ITF Switzerland F5 | 2018/09/03 08:50 | Martinez, Mirko v Nicolas Parizzia | 6-3,6-3 |
| ITF Switzerland F5 | 2018/09/02 11:30 | Martinez, Mirko v Kaelin, Yanik | 6-2,6-1 |
| ITF Switzerland F4 | 2018/08/28 16:10 | Matteo Martineau v Martinez, Mirko | 6-2,6-0 |
| ITF Chile F1 | 2018/11/14 18:15 | Cenoz, Juan Pablo v Saez, Juan Carlos | 7-6,3-6,4-6 |
| ITF Chile F1 | 2018/11/13 18:55 | Ortiz, Daniel Alejandro v Saez, Juan Carlos | 0-6,0-6 |
| ITF Belgium F9 | 2018/08/20 08:00 | Saez, Juan Carlos v Lopez, Luis Humberto | 6-4,6-7,4-6 |
| ITF Belgium F8 | 2018/08/15 10:45 | Saez, Juan Carlos v Dhoe, Benjamin | 6-2,3-6,4-6 |
| ITF Belgium F8 | 2018/08/14 09:00 | Saez, Juan Carlos v Moreno, Federico | 4-6,6-0,6-1 |
| ITF Belgium F7 | 2018/08/07 08:30 | Sidane Pontjodikromo v Saez, Juan Carlos | 4-6,6-0,6-3 |
| ITF Belgium F6 | 2018/07/31 13:00 | Jack Draper v Saez, Juan Carlos | 6-1,5-7,6-3 |
| ITF Belgium F5 | 2018/07/26 13:00 | Prevosto, Luca v Saez, Juan Carlos | 6-4,4-6,6-2 |