Round: 28 Ground: Hardcourt outdoor
| Challenger - Leon | 2016/03/31 18:00 | Dmitry Popko v Joao Souza | 4-6,4-6 |
| Challenger - Leon | 2016/03/30 20:00 | Jason Jung v Joao Souza | 1-6,6-7 |
| ATP Miami Qual | 2016/03/22 15:55 | Mikhail Kukushkin v Joao Souza | 6-4,7-6 |
| ATP Miami Qual | 2016/03/21 15:50 | Joao Souza v Kenny de Schepper | 7-6,6-2 |
| Challenger - Santo Domingo | 2016/02/12 00:45 | Joao Souza v Mathias Bourgue | 1-6,6-7 |
| Challenger - Santo Domingo | 2016/02/09 17:00 | Joao Souza v Giovanni Lapentti | 6-4,5-7,6-4 |
| Challenger - Campinas | 2015/09/23 20:15 | Joao Souza v Juan Ignacio Londero | 5-7,5-7 |
| Challenger - Campinas | 2015/09/22 21:30 | Joao Souza v Orlando Luz | 6-2,6-4 |
| Challenger - Leon | 2016/04/01 19:00 | Adrian Menendez-Maceiras v Caio Zampieri | 6-2,4-6,4-6 |
| Challenger - Leon | 2016/03/31 23:00 | Caio Zampieri v Agustin Velotti | 6-3,6-2 |
| Challenger - Leon | 2016/03/30 18:35 | Caio Zampieri v James McGee | 6-4,6-4 |
| Challenger Leon Qual | 2016/03/28 18:00 | Nicolas Barrientos v Caio Zampieri | 6-7,7-5,6-7 |
| Challenger Leon Qual | 2016/03/27 21:50 | Antonio Ruiz v Caio Zampieri | 6-3,4-6,2-6 |
| Challenger Leon Qual | 2016/03/27 16:00 | Mauricio Astorga v Caio Zampieri | 4-6,0-6 |
| Challenger - San Luis Potosi | 2016/03/25 21:00 | Pedja Krstin v Caio Zampieri | 7-6,6-3 |
| Challenger - San Luis Potosi | 2016/03/23 22:35 | Robin Stanek v Caio Zampieri | 3-6,1-6 |