Round: 62 Ground: Clay
| ITF Chile F6 | 2015/10/04 14:00 | Geronimo Barrios v Oscar Matias Leiva Biason | 6-0,3-6,6-0 |
| ITF Bolivia F1 | 2015/09/05 13:00 | Oscar Matias Leiva Biason v Fernando Yamacita | 2-6,0-6 |
| ITF Mexico F8 | 2015/06/20 18:30 | Oscar Matias Leiva Biason v Santiago Hinojosa | 3-6,6-7 |
| 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 F6 | 2015/10/06 17:40 | Facundo Jofre v David Fleming | 1-6,6-3,6-3 |
| ITF Chile F6 | 2015/10/05 13:00 | David Fleming v Juan Ignacio Iliev | 6-4,6-2 |
| ITF Belgium F14 | 2015/09/07 08:50 | David Fleming v Maxime Pauwels | 1-6,6-2,4-6 |
| ITF Romania F15 | 2015/09/02 07:00 | Lukas Mugevicius v David Fleming | 6-4,6-3 |
| ITF Romania F15 | 2015/08/31 07:00 | Andrei Patrui v David Fleming | 3-6,1-6 |
| ITF Romania F15 | 2015/08/29 06:30 | Egor Matvievici v David Fleming | 1-6,1-6 |
| ITF Romania F13 | 2015/08/20 09:30 | Filippo Leonardi v David Fleming | 6-2,6-3 |
| ITF Romania F13 | 2015/08/18 06:30 | Vlad Andrei Dancu v David Fleming | 0-6,2-6 |