Round: 54 Ground: Clay
| ITF Argentina F10 | 2017/11/20 14:00 | Juan Bautista Otegui v Gonzalo Villanueva | 4-6,6-7 |
| 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 Qual | 2017/09/30 16:00 | Oscar Matias Leiva Biason v Felipe Derdoy | 1-6,3-6 |
| ITF Bolivia F2 Qual | 2017/09/23 16:00 | Oscar Matias Leiva Biason v Ignacio Carou | 1-6,1-6 |
| ITF Austria F6 | 2017/08/05 07:00 | Oscar Matias Leiva Biason v Yanik Kaelin | 1-6,1-6 |
| ITF Austria F4 Qual | 2017/07/22 10:00 | Edward Hubner v Oscar Matias Leiva Biason | 6-3,6-4 |
| ITF Germany F8 Qual | 2017/07/16 08:30 | Yohei Otsuka v Oscar Matias Leiva Biason | 6-2,6-2 |
| ITF Tunisia F16 | 2017/04/23 09:00 | Maxime Pauwels v Oscar Matias Leiva Biason | 6-0,6-3 |
| ITF Tunisia F16 | 2017/04/22 09:00 | Kevin Portmann v Oscar Matias Leiva Biason | 0-6,0-6 |
| ITF Tunisia F15 | 2017/04/15 08:00 | Rodrigo Budnik v Oscar Matias Leiva Biason | 6-4,6-2 |