| ITF M25 Anapoima | 03/15 20:15 | 25 | [394] Oliver Crawford v Joao L R Da Silva [405] | 6-3,6-3 | |
| Challenger – Blumenau | 01/10 20:50 | 25 | [415] Joao L R Da Silva v Facundo Juarez [379] | 1-6,0-6 | |
| Challenger Rio De Janeiro | 12/12 15:00 | 14 | Joao Lucas Reis da Silva v Eduardo Ribeiro | 4-6,4-6 | |
| Challenger - Campinas | 11/15 15:25 | 19 | [419] Joao Lucas Reis da Silva v Nicolas Alvarez [366] | 6-2,3-6,3-6 | |
| Challenger - Campinas | 11/14 16:00 | 26 | [344] Facundo D Acosta v Joao Lucas Reis da Silva [490] | 4-6,6-7 | |
| ITF M25 Aparecida De Goiania | 11/12 16:20 | 27 | [432] Daniel Dutra Da Silva v Joao Lucas Reis da Silva [490] | 6-0,6-3 | |
| ITF M25 Aparecida De Goiania | 11/11 13:30 | 26 | Eduardo Ribeiro v Joao Lucas Reis da Silva | 2-6,6-4,3-6 | |
| ITF M25 Aparecida De Goiania | 11/09 15:10 | 25 | Sean Hess v Joao Lucas Reis da Silva | 1-6,6-7 | |
| ITF M15 Brasilia | 11/03 22:35 | 25 | Joao Lucas Reis da Silva v Marcelo Zormann | 6-7,6-7 | |
| Challenger - Bogota | 10/17 16:45 | 14 | Joao Lucas Reis da Silva v Alejandro Hoyos | 5-7,4-6 | |
| ITF M25 Lima | 10/12 18:40 | 25 | Joao L R Da Silva v Murkel Dellien | 2-6,4-6 | |
| ITF M25 Lima | 10/07 20:20 | 26 | Michel Vernier v Joao Lucas Reis da Silva | 6-4,6-7,6-1 | |
| ITF M25 Lima | 10/05 15:00 | 25 | Ignacio Buse v Joao Lucas Reis da Silva | 1-6,5-7 | |
| ITF M15 Recife | 09/22 19:30 | 25 | Joao Lucas Reis da Silva v Eduardo Ribeiro | 1-6,7-5,4-6 | |
| ITF M25 Medellin | 09/19 15:00 | 29 | [457] Gilbert Klier Junior v Joao Lucas Reis da Silva [445] | 6-2,6-2 | |
| ITF M25 Medellin | 09/18 15:00 | 28 | Gerardo L Villasenor v Joao Lucas Reis da Silva | 2-6,6-7 | |
| ITF M25 Medellin | 09/17 14:50 | 27 | Juan Sebastian Gomez v Joao Lucas Reis da Silva | 1-6,4-6 | |
| ITF M25 Medellin | 09/16 16:25 | 26 | Daniel Antonio Nunez v Joao Lucas Reis da Silva | 5-7,4-6 | |
| ITF M25 Medellin | 09/14 19:40 | 25 | Johan A Rodriguez Rodriguez v Joao Lucas Reis da Silva | 3-6,1-6 | |
| ITF M15 Ibagué | 09/07 15:40 | 25 | Joao Lucas Reis da Silva v Blu Baker | 6-4,3-6,3-6 | |
| ITF M15 Castelo Branco | 07/31 08:30 | 28 | Joao Lucas Reis da Silva v Gilbert Klier Junior | 6-4,2-6,6-7 | |
| ITF M15 Castelo Branco | 07/30 08:30 | 27 | Duarte Vale v Joao Lucas Reis da Silva | 7-6,4-6,5-7 | |
| ITF M15 Castelo Branco | 07/29 11:30 | 26 | Pedro Araujo v Joao Lucas Reis da Silva | 4-6,4-6 | |
| ITF M15 Castelo Branco | 07/27 12:00 | 25 | Alafia Ayeni v Joao Lucas Reis da Silva | 4-6,4-6 | |
| ITF M25 Idanha-A-Nova | 07/21 08:00 | 25 | [467] Joao Lucas Reis da Silva v Marek Gengel [432] | 5-7,0-6 | |
| ITF M25 Idanha-A-Nova | 07/16 07:55 | 27 | [460] Nicolas Moreno De Alboran v Joao Lucas Reis da Silva [457] | 7-6,6-4 | |
| ITF M25 Idanha-A-Nova | 07/15 10:15 | 26 | Luis Faria v Joao Lucas Reis da Silva | 6-4,2-6,3-6 | |
| ITF M25 Idanha-A-Nova | 07/13 12:30 | 25 | [457] Joao Lucas Reis da Silva v Yusuke Takahashi [491] | 6-3,6-1 | |
| ITF M15 Almada | 07/10 08:30 | 28 | Fabio Coelho v Joao Lucas Reis da Silva | 6-3,6-4 | |
| ITF M15 Almada | 07/09 10:20 | 27 | Joao Lucas Reis da Silva v Diego F Flores | 6-4,7-6 |