Stadion: Court 06 Round: 44 Ground: Hardcourt outdoor
| ITF - M15 - Cancun | 2021/09/19 14:00 | Nikolas Moceanu v Oscar Matias Leiva Biason | 6-1,6-3 |
| ITF - M25 - Medellín | 2021/09/12 15:00 | Nicolas Buitrago v Oscar Matias Leiva Biason | 6-0,6-1 |
| ITF - M15 - Ibague | 2021/09/05 15:00 | Felipe Escobar v Oscar Matias Leiva Biason | 6-2,6-1 |
| ITF - M25 - Lima | 2020/02/09 15:00 | Oscar Matias Leiva Biason v Bautista Vilicich | 2-6,7-6,2-10 |
| ITF - M25 - Lima | 2020/02/03 15:00 | Miljan Zekic v Oscar Matias Leiva Biason | 6-2,6-0 |
| ITF - M25 - Lima | 2020/02/02 18:00 | Oscar Matias Leiva Biason v Agustin Riquelme Coppari | 6-2,2-6,10-6 |
| ITF - M15 - Cancun | 2019/12/08 14:00 | Oscar Matias Leiva Biason v Javier Gonzalez | 4-6,1-6 |
| ITF - M15 - Cancun | 2019/12/01 19:00 | Oscar Matias Leiva Biason v Jordan Benjamin | 3-6,1-6 |
| ITF - M15 - Kairo | 2021/09/14 06:55 | Bruno P Navarro v Gabriel Roveri Sidney | 6-4,4-6,10-8 |
| ITF - M15 - Kairo | 2021/09/13 07:00 | Gabriel Roveri Sidney v Lukas H Lilleengen | 6-3,6-7,10-8 |
| ITF - M15 - Kairo | 2021/09/12 11:00 | Bryan Aguiar Kuntz v Gabriel Roveri Sidney | 1-6,4-6 |
| ITF - M15 - Kairo | 2021/09/07 07:30 | Bruno P Navarro v Gabriel Roveri Sidney | 6-2,6-3 |
| ITF - M15 - Kairo | 2021/09/05 12:30 | Gabriel Roveri Sidney v Noppadol Noikor | 6-3,6-0 |
| ITF - M25 - Santander | 2021/08/23 15:55 | Pol Amoros Ramos v Gabriel Roveri Sidney | 6-3,6-0 |
| ITF - M25 - Casinalbo | 2021/07/06 10:15 | Omar Giacalone v Gabriel Roveri Sidney | 7-5,6-1 |
| ITF - M25 - Casinalbo | 2021/07/05 07:30 | Piotr Matuszewski v Gabriel Roveri Sidney | 6-2,4-6,6-10 |