Ground: Hardcourt outdoor
| ITF Mexico F7 | 2015/06/13 14:00 | Jose Daniel Bendeck v Oscar Matias Leiva Biason | 6-1,6-2 |
| ITF Mexico F6 | 2015/06/06 14:00 | Oscar Matias Leiva Biason v John Lamble | 1-6,0-6 |
| ITF Mexico F5 | 2015/05/30 15:00 | Oscar Matias Leiva Biason v Pablo Nunez | 6-7,4-6 |
| ITF Chile F5 | 2015/04/18 17:00 | Alejandro Obando v Oscar Matias Leiva Biason | 6-1,7-5 |
| ITF Chile F3 | 2015/04/11 18:00 | Oscar Matias Leiva Biason v Gerardo Irarrazabal | 1-6,0-6 |
| ITF Chile F2 | 2015/02/21 12:00 | Miguel Semmler v Oscar Matias Leiva Biason | 6-1,6-1 |
| ITF Chile F1 | 2015/02/14 12:30 | Oscar Matias Leiva Biason v Cristopher Kohl | 1-6,3-6 |
| ITF Chile F7 | 2014/11/15 17:00 | Oscar Matias Leiva Biason v Lukas Sanchez | 6-4,6-4 |
| ITF Mexico F2 | 2015/05/02 14:30 | Ricardo F R Estrada v Santiago Hinojosa | 6-7,6-3,6-3 |