Round: 62 Ground: Hardcourt outdoor
| ITF Tunisia F10 | 2018/03/14 14:20 | Simone Roncalli v Alexander Merino | 6-4,6-0 |
| ITF Tunisia F10 | 2018/03/10 08:30 | Gabriele Maria Noce v Alexander Merino | 4-6,3-6 |
| ITF Tunisia F9 | 2018/03/03 10:30 | Alexander Merino v Mitchell Thomas McDaniels | 4-6,3-6 |
| ITF Tunisia F8 | 2018/02/25 11:00 | Edoardo Lamberti v Alexander Merino | 3-6,6-4,6-4 |
| ITF Tunisia F7 | 2018/02/18 13:30 | Scott Duncan v Alexander Merino | 6-2,7-6 |
| ITF Peru F2 | 2017/12/18 20:25 | Alexander Merino v Matias Zukas | 2-6,2-6 |
| ITF Peru F1 | 2017/12/12 19:00 | Tomas Barrios Vera v Alexander Merino | 7-5,6-1 |
| ITF Chile F3 | 2017/12/05 14:30 | Caio Silva v Alexander Merino | 6-4,7-6 |
| ITF Tunisia F10 | 2018/03/10 10:30 | Dan Dowson v Juan M G Paiva | 6-3,6-2 |
| ITF Argentina F9 | 2017/11/12 13:00 | Juan M G Paiva v Luciano Doria | 3-6,4-6 |
| ITF Argentina F9 | 2017/11/11 14:00 | Matias Riva v Juan M G Paiva | 0-6,6-2,6-7 |
| ITF Argentina F8 | 2017/11/04 17:00 | Juan M G Paiva v Santiago Besada | 6-2,6-4 |