Stadium: Court 2 Round: 54 Ground: Clay
| ITF Peru F1 | 2018/09/24 15:00 | Luis Britto v Guido Ivan Justo | 1-6,1-6 |
| ITF M15 Buenos Aires | 2019/05/07 15:30 | Guido Ivan Justo v Arklon H D Pino | 6-4,3-6,0-6 |
| ITF M15 Buenos Aires | 2019/04/30 13:30 | Facundo Diaz Acosta v Guido Ivan Justo | 6-3,7-6 |
| ITF M15 Pinamar | 2019/04/05 13:00 | Guido Ivan Justo v Manuel Pena Lopez | 1-6,0-6 |
| ITF M15 Pinamar | 2019/04/02 14:00 | Guido Ivan Justo v Alejo Lorenzo Lingua Lavallen | 6-1,3-6,7-6 |
| ITF M15 Pinamar | 2019/03/29 13:00 | Guido Ivan Justo v Juan Ignacio Galarza | 3-6,0-6 |
| ITF M15 Pinamar | 2019/03/28 12:30 | Pedro Sakamoto v Guido Ivan Justo | 4-6,6-7 |
| ITF M15 Pinamar | 2019/03/26 12:30 | Guido Ivan Justo v Federico Moreno | 6-3,6-0 |
| ITF M15 Pinamar | 2019/03/25 13:30 | Guido Ivan Justo v Nicolas Bianchi | 6-4,6-3 |
| ITF M15 Tabarka | 2019/06/03 12:00 | Juan Manuel Cerundolo v Luis Britto | 6-0,6-0 |
| ITF M15 Tabarka | 2019/06/03 08:00 | Artem Zharkov v Luis Britto | 6-4,4-6,6-10 |
| ITF M15 Tabarka | 2019/05/28 08:00 | Luis Britto v Marco Zotti | 4-6,3-6 |
| ITF Dominican Republic F1 | 2018/11/27 15:00 | Luis Britto v Conner Huertas Del Pino | 1-6,2-6 |
| ITF Dominican Republic F1 | 2018/11/25 14:00 | Luis Britto v Credit Chaiyarin | 6-2,6-0 |
| ITF Brazil F9 | 2018/11/15 13:00 | Fernando Yamacita v Luis Britto | 6-3,7-6 |
| ITF Brazil F9 | 2018/11/13 16:00 | Joao M Nusdeo v Luis Britto | 2-6,0-6 |
| ITF Brazil F9 | 2018/11/12 12:00 | Luis Britto v Gabriel De Andrade Bendazoli | 3-6,6-3,6-4 |