Round: 62 Ground: Clay
| ITF Argentina F1 | 2018/05/13 14:30 | Santiago Bramajo v Daniel Alejandro Ortiz | 6-1,4-6,4-6 |
| ITF Argentina F1 | 2018/05/12 17:30 | Naim A J Saavedra v Daniel Alejandro Ortiz | 4-6,4-6 |
| ITF Argentina F1 | 2018/05/13 14:30 | Gaston Erhardt v Ramiro Pioli Tizon | 2-6,6-3,4-6 |
| ITF Argentina F1 | 2018/05/12 17:30 | Agustin Visokolskis v Ramiro Pioli Tizon | 2-6,1-6 |