Stadium: Court 7 Round: 54 Ground: Clay
| 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 Guayaquil | 2019/04/15 15:00 | Oscar Matias Leiva Biason v Joao M Nusdeo | 4-6,2-6 |
| ITF Chile F3 | 2018/11/24 15:00 | Oscar Gabriel Ortiz v Oscar Matias Leiva Biason | 6-2,6-4 |
| ITF Chile F2 | 2018/11/17 16:00 | Oscar Matias Leiva Biason v Mateo Berne | 6-3,3-6,3-6 |
| ITF Chile F1 | 2018/11/12 13:00 | Oscar Matias Leiva Biason v Federico Juan Aguilar | 1-6,3-6 |
| ITF Belgium F7 Qual | 2018/08/05 08:00 | Nico Mertens v Oscar Matias Leiva Biason | 6-1,6-0 |
| ITF M15 Lima | 2019/07/08 14:30 | Oleg Dmitriev v Agustin Maria Gascia | 2-6,2-6 |
| ITF Austria F1 | 2018/06/30 11:00 | Agustin Maria Gascia v Philip Aplienz | 4-6,0-6 |
| ITF Austria F1 | 2018/06/30 07:00 | Lewis Miles v Agustin Maria Gascia | 6-3,3-6,5-7 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Agustin Maria Gascia v Martin Fekiac | 1-6,6-7 |
| ITF USA F38 | 2017/11/18 15:00 | Joseph Thomas v Agustin Maria Gascia | 6-0,7-6 |
| ITF USA F27 Qual | 2017/08/06 15:00 | Hunter Johnson v Agustin Maria Gascia | 6-3,6-3 |
| ITF USA F26 Qual | 2017/07/30 16:30 | Gustav Hansson v Agustin Maria Gascia | 6-1,6-4 |
| ITF USA F26 Qual | 2017/07/29 16:30 | Vuk Budic v Agustin Maria Gascia | 3-6,2-6 |