Round: 62 Ground: Clay
| ITF Argentina F3 | 2018/05/27 12:30 | Juan Bautista Otegui v Benjamin L Ambrosio | 6-0,6-4 |
| ITF Argentina F2 | 2018/05/20 13:00 | Gaston E Cantero v Benjamin L Ambrosio | 6-4,6-2 |
| ITF Argentina F1 | 2018/05/12 11:30 | Arklon H D Pino v Benjamin L Ambrosio | 6-3,6-2 |
| ITF Argentina F3 | 2018/05/26 12:00 | Lautaro Agustin Falabella v Matias Riva | 6-1,6-3 |
| ITF Argentina F2 | 2018/05/19 12:00 | Matias Riva v Oscar Gabriel Ortiz | 1-6,3-6 |
| ITF Argentina F1 | 2018/05/13 14:30 | Alan Postay v Matias Riva | 6-3,6-0 |
| ITF Argentina F12 | 2017/12/03 12:00 | Leonardo Aboian v Matias Riva | 6-4,6-4 |
| ITF Argentina F11 | 2017/11/26 13:00 | Gaston Tonello v Matias Riva | 6-2,6-1 |
| ITF Argentina F9 | 2017/11/11 14:00 | Matias Riva v Juan M G Paiva | 0-6,6-2,6-7 |
| ITF Argentina F8 | 2017/11/05 14:30 | Matias Riva v Valentin Florez | 1-6,0-6 |
| ITF Bolivia F3 Qual | 2017/09/30 16:00 | Carlos Ramirez Utermann v Matias Riva | 6-4,5-7,7-5 |