Stadium: Court 2 Round: 25 Ground: Clay
| Challenger Buenos Aires 2 Qual | 2016/10/08 17:50 | Juan Bautista Otegui v Gonzalo Villanueva | 3-6,5-7 |
| ITF Argentina F9 | 2017/11/14 20:15 | Hernan Casanova v Juan Bautista Otegui | 6-2,6-1 |
| ITF Argentina F9 | 2017/11/13 12:00 | Enzo Do Porto v Juan Bautista Otegui | 4-6,3-6 |
| ITF Argentina F9 | 2017/11/12 13:00 | Mariano Navone v Juan Bautista Otegui | 1-6,2-6 |
| ITF Argentina F8 | 2017/11/05 17:00 | Oscar Gabriel Ortiz v Juan Bautista Otegui | 6-2,6-3 |
| ITF Argentina F8 | 2017/11/05 12:00 | Manuel Barros v Juan Bautista Otegui | 1-6,1-6 |
| Challenger Buenos Aires Qual | 2017/10/08 18:25 | Juan Bautista Otegui v Juan Ignacio Londero | 1-6,4-6 |
| Challenger Buenos Aires Qual | 2017/10/07 20:10 | Juan Bautista Otegui v Thiago Agustin Tirante | 7-6,6-3 |
| ITF Bolivia F3 | 2017/10/03 22:10 | Juan Bautista Otegui v Christopher Diaz-Figueroa | 4-6,4-6 |
| ITF Argentina F9 | 2017/11/15 16:40 | Mariano Kestelboim v Gonzalo Villanueva | 6-3,2-6,7-6 |
| ITF Argentina F9 | 2017/11/13 16:45 | Gonzalo Villanueva v Gaston E Cantero | 6-4,6-1 |
| ITF Argentina F8 | 2017/11/09 17:00 | Daniel Dutra Da Silva v Gonzalo Villanueva | 6-1,6-2 |
| ITF Argentina F8 | 2017/11/08 14:00 | Gonzalo Villanueva v Franco Emanuel Egea | 6-4,6-3 |
| ITF Argentina F8 | 2017/11/07 17:05 | Gonzalo Villanueva v Esteban Bruna | 6-0,6-1 |
| Challenger Buenos Aires Qual | 2017/10/08 17:30 | Gonzalo Villanueva v Genaro Alberto Olivieri | 4-6,2-6 |
| Challenger Buenos Aires Qual | 2017/10/07 18:35 | David Souto v Gonzalo Villanueva | 4-6,5-7 |
| ITF Argentina F7 | 2017/09/13 13:10 | Facundo Arguello v Gonzalo Villanueva | 6-7,7-6,6-4 |