Stadium: Court 4 Round: 26 Ground: Clay
| ITF Colombia F2 | 2016/06/20 18:05 | Maximiliano Estevez v Gonzalo Villanueva | 4-6,3-6 |
| ITF Argentina F4 | 2018/09/04 15:45 | Eduardo Agustin Torre v Maximiliano Estevez | 0-6,4-6 |
| ITF Argentina F4 | 2018/09/03 12:00 | Maximiliano Estevez v Mariano Navone | 6-0,6-2 |
| ITF Argentina F4 | 2018/09/02 15:30 | Maximiliano Estevez v Cristopher Kohl | 6-3,6-4 |
| ITF Argentina F4 | 2018/09/01 17:30 | Maximiliano Estevez v Yoel Milsztejn | 6-2,6-0 |
| ITF Ecuador F2 | 2018/08/01 16:10 | Maximiliano Estevez v Facundo Juarez | 5-7,3-6 |
| ITF Ecuador F2 | 2018/07/31 18:20 | Joseph W. Van Meter v Maximiliano Estevez | 2-6,2-6 |
| ITF Ecuador F1 | 2018/07/25 18:00 | Maximiliano Estevez v Emilio Gomez | 2-6,6-7 |
| ITF Ecuador F1 | 2018/07/24 19:45 | Alan Postay v Maximiliano Estevez | 3-6,2-6 |
| Challenger Cordenons | 2018/08/12 16:15 | Daniel Dutra Da Silva v Gonzalo Villanueva | 7-5,6-4 |
| Challenger Cordenons | 2018/08/11 12:30 | Gonzalo Villanueva v Franco Agamenone | 7-6,6-2 |
| ITF Italy F22 | 2018/08/09 12:25 | Gonzalo Villanueva v Fabien Reboul | 4-6,2-6 |
| ITF Italy F22 | 2018/08/08 11:40 | Hernan Casanova v Gonzalo Villanueva | 3-6,4-6 |
| ITF Italy F22 | 2018/08/06 12:00 | Jose Pereira v Gonzalo Villanueva | 6-4,3-6,4-6 |
| ITF Italy F21 | 2018/08/03 11:00 | Gonzalo Villanueva v Tomas Martin Etcheverry | 4-6,6-3,5-7 |
| ITF Italy F21 | 2018/08/02 14:40 | Lorenzo Frigerio v Gonzalo Villanueva | 3-6,2-6 |
| ITF Italy F21 | 2018/08/01 11:15 | Gonzalo Villanueva v Riccardo Bonadio | 6-1,6-7,6-3 |