Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Cancun | 2019/12/01 19:00 | Oscar Matias Leiva Biason v Jordan Benjamin | 3-6,1-6 |
| ITF M15 Santiago | 2019/09/30 14:00 | Santiago Besada v Oscar Matias Leiva Biason | 6-4,6-4 |
| ITF M15 Buenos Aires | 2019/09/15 17:00 | Mariano Navone v Oscar Matias Leiva Biason | 6-1,6-1 |
| ITF M25 Lima | 2019/07/15 15:00 | Daniel Antonio Nunez v Oscar Matias Leiva Biason | 6-4,6-3 |
| ITF M15 Lima | 2019/07/09 14:00 | Oscar Matias Leiva Biason v Agustin Maria Gascia | 4-6,3-6 |
| ITF M15 Curitiba | 2019/06/24 18:30 | Oscar Matias Leiva Biason v Bernardo A P E Oliveira | 4-6,6-4,4-10 |
| ITF M15 Sao JDR Preto | 2019/06/17 16:00 | Oscar Matias Leiva Biason v Agustin Riquelme Coppari | 3-6,5-7 |
| ITF M15 Bucaramanga | 2019/04/22 20:30 | Oscar Matias Leiva Biason v Joao M Nusdeo | 2-6,6-7 |
| ITF M15 Cancun | 2019/12/04 14:30 | Fernando Yamacita v Javier Gonzalez | 7-6,6-2 |
| ITF M15 Cancun | 2019/12/02 15:30 | Gianfranco Panta v Javier Gonzalez | 6-7,2-6 |
| ITF M15 Cancun | 2019/11/18 13:45 | Alex Hernandez v Javier Gonzalez | 6-0,6-2 |
| ITF M15 Cancun | 2019/11/17 15:30 | Ricardo David Mayagoitia v Javier Gonzalez | 2-6,3-6 |
| ITF M15 Cancun | 2019/11/10 14:00 | David Volfson v Javier Gonzalez | 7-5,6-3 |
| ITF M15 Cancun | 2019/11/06 20:30 | Javier Gonzalez v Nick Chappell | 3-6,3-6 |
| ITF M15 Cancun | 2019/11/05 15:50 | Javier Gonzalez v Ricardo Reyna | 6-0,6-2 |
| ITF M15 Cancun | 2019/11/04 16:00 | Manuel Barros v Javier Gonzalez | 1-6,2-6 |