Stadium: Court 7 Round: 27 Ground: Hardcourt outdoor
| ITF USA F33 | 2018/11/20 17:40 | Diego Hidalgo v Paul Oosterbaan | 6-7,7-5,3-6 |
| ITF USA F31 | 2018/11/15 18:05 | Matej Vocel v Diego Hidalgo | 6-3,6-2 |
| ITF USA F31 | 2018/11/13 19:55 | Henry Craig v Diego Hidalgo | 6-3,2-6,5-7 |
| Challenger Guayaquil | 2018/10/29 23:15 | Pablo Cuevas v Diego Hidalgo | 6-3,6-0 |
| ITF Peru F3 | 2018/10/12 19:55 | Diego Hidalgo v Nicolas Santos | 6-3,6-3 |
| ITF Peru F3 | 2018/10/11 15:00 | Manuel Pena Lopez v Diego Hidalgo | 6-7,6-4,4-6 |
| ITF Peru F3 | 2018/10/09 16:25 | Joao Ferreira v Diego Hidalgo | 0-6,2-6 |
| ITF Peru F2 | 2018/10/06 16:00 | Bastian Malla v Diego Hidalgo | 7-5,2-6,6-3 |
| Challenger Montevideo Qual | 2018/11/04 16:25 | Camilo Ugo Carabelli v Federico Zeballos | 6-3,6-4 |
| Challenger Montevideo Qual | 2018/11/03 20:05 | Federico Zeballos v Juan Pablo Varillas | 7-6,3-6,6-4 |
| Challenger Guayaquil Qual | 2018/10/28 16:00 | Federico Zeballos v Federico Coria | 1-6,2-6 |
| Challenger Guayaquil Qual | 2018/10/27 16:00 | Pedro Sakamoto v Federico Zeballos | 6-1,6-7,2-6 |
| Challenger Lima | 2018/10/20 20:10 | Juan Ignacio Galarza v Federico Zeballos | 6-2,6-1 |
| ITF Peru F3 | 2018/10/09 15:00 | Duilio Beretta v Federico Zeballos | 6-3,3-6,6-3 |
| ITF Bolivia F3 | 2018/09/30 15:00 | Federico Zeballos v Alejandro Mendoza | 6-2,6-1 |
| ITF Bolivia F3 | 2018/09/29 16:35 | Maximiliano Estevez v Federico Zeballos | 2-6,5-7 |