Stadium: Court 15 Round: 44 Ground: Clay
| Sao Jose Do Rio Preto, Singles M-ITF-BRA-03A | 2019/06/17 16:00 | Leiva Biason, Oscar Mattias v Riquelme Coppari, Agustin | 3-6,5-7 |
| ITF M15 Cancun | 2019/12/08 14:00 | Leiva Biason, Oscar Mattias v Gonzalez, Javier (Chl) | 4-6,1-6 |
| ITF M15 Cancun | 2019/12/01 19:00 | Leiva Biason, Oscar Mattias v Benjamin, Jordan | 3-6,1-6 |
| ITF - M15 Santiago | 2019/09/30 14:00 | Besada, Santiago v Leiva Biason, Oscar Mattias | 6-4,6-4 |
| Buenos Aires, Singles Qualifying M-ITF-ARG-22A | 2019/09/15 17:00 | Mariano Navone v Leiva Biason, Oscar Mattias | 6-1,6-1 |
| ITF M25 Lima | 2019/07/15 15:00 | Daniel Antonio Nunez v Leiva Biason, Oscar Mattias | 6-4,6-3 |
| ITF M15 Lima | 2019/07/09 14:00 | Leiva Biason, Oscar Mattias v Agustin Maria Gascia | 4-6,3-6 |
| Curitiba, Singles M-ITF-BRA-04A | 2019/06/24 18:30 | Leiva Biason, Oscar Mattias v Azevedo Pereira E Oliveira, Bernardo | 4-6,6-4,4-10 |
| Sao Jose Do Rio Preto, Singles M-ITF-BRA-03A | 2019/06/17 16:00 | Leiva Biason, Oscar Mattias v Riquelme Coppari, Agustin | 3-6,5-7 |
| Santa Marta, Singles M-ITF-COL-02A | 2019/12/05 19:15 | March, Antonio Cayetano v Riquelme Coppari, Agustin | 6-3,6-4 |
| Santa Marta, Singles M-ITF-COL-02A | 2019/12/04 20:50 | Riquelme Coppari, Agustin v Beltran Rubio, Michael Alejandro | 3-6,6-2,6-3 |
| Maldonado, Singles Qualifying M-ITF-URU-01A | 2019/11/27 13:45 | Riquelme Coppari, Agustin v Moreno, Federico | 2-6,3-6 |
| Junin, Singles M-ITF-ARG-23A | 2019/10/24 15:20 | Hidalgo, Gabriel Alejandro v Riquelme Coppari, Agustin | 6-3,6-1 |
| Junin, Singles M-ITF-ARG-23A | 2019/10/23 14:00 | Riquelme Coppari, Agustin v Thiago Cigarran | 6-2,6-2 |
| Sao Paulo, Singles M-ITF-BRA-06A | 2019/10/16 16:05 | Riquelme Coppari, Agustin v Lautaro Agustin Falabella | 6-4,3-6,3-6 |
| Sao Paulo, Singles M-ITF-BRA-06A | 2019/10/15 16:45 | Riquelme Coppari, Agustin v Gobernate, Asdrubal | 6-2,6-2 |
| ITF M25 Rio de Janeiro | 2019/10/10 18:20 | Malla, Bastian v Riquelme Coppari, Agustin | 6-3,6-3 |