Stadium: Estadio Round: 24 Ground: Hardcourt outdoor
| Challenger Dallas | 2019/02/04 17:40 | Joao Souza v Liam Broady | 6-4,6-7,2-6 |
| ITF M25 Weston | 2019/02/02 15:30 | Dmitry Popko v Joao Souza | 7-6,6-2 |
| ITF M25 Weston | 2019/01/30 18:00 | Joao Souza v Jose Olivares | 6-4,6-3 |
| Challenger Punta del Este | 2019/01/22 21:35 | Thiago Monteiro v Joao Souza | 7-6,6-2 |
| Challenger Punta del Este | 2019/01/21 18:50 | Joao Souza v Preston Brown | 6-2,6-4 |
| Challenger Columbus | 2019/01/08 16:00 | Joao Souza v Goncalo Oliveira | 4-6,1-6 |
| Challenger Orlando | 2019/01/01 15:00 | Joao Souza v Dennis Novikov | 3-6,2-6 |
| Challenger Orlando | 2018/12/31 17:50 | Jared Hiltzik v Joao Souza | 6-2,5-7,1-6 |
| ITF M25 Weston | 2019/01/29 16:40 | Luis Patino v Martin Redlicki | 3-6,4-6 |
| ITF M25 Palm Coast | 2019/01/22 15:00 | Joao Lucas Reis da Silva v Luis Patino | 6-4,5-7,6-4 |
| ITF M15 Naples | 2019/01/17 19:30 | Nicolas Alvarez v Luis Patino | 7-5,6-3 |
| ITF M15 Naples | 2019/01/16 18:35 | Luis Patino v Naoki Nakagawa | 7-6,6-0 |
| ITF M25 Tucson | 2019/01/10 17:00 | Michail Pervolarakis v Luis Patino | 6-4,2-6,6-4 |
| ITF M25 Tucson | 2019/01/08 18:35 | Luis Patino v Nicolas Alvarez | 6-4,6-2 |
| ITF M25 Los Angeles | 2019/01/03 18:00 | Brandon Holt v Luis Patino | 3-6,6-0,6-1 |
| ITF M25 Los Angeles | 2019/01/02 19:40 | Luis Patino v Henry Craig | 7-6,7-5 |