Challenger Sao Leopoldo 03/25 23:35 25 [324] Joao Lucas Reis da Silva v Goncalo Oliveira [224] 5-7,3-6
Challenger Asuncion 03/19 19:00 25 [183] Hugo Dellien v Joao Lucas Reis da Silva [324] 6-3,6-2
Challenger Santiago 03/12 15:45 25 [160] Juan Manuel Cerundolo v Joao Lucas Reis da Silva [312] 6-1,6-0
ATP Rio De Janeiro 02/17 19:00 14 [310] Joao Lucas Reis da Silva v Genaro Alberto Olivieri [175] 5-7,1-6
ATP Rio De Janeiro 02/17 19:00 14 Joao Lucas Reis da Silva v Tomas Barrios Vera Cancelled
ITF M25 Punta del Este 02/06 19:00 25 [443] Gonzalo Villanueva v Joao Lucas Reis da Silva [310] 0-6,6-4,6-2
Challenger Piracicaba 01/30 17:35 25 [432] Juan Bautista Torres v Joao Lucas Reis da Silva [309] 6-4,2-6,7-6
Challenger Punta del Este 01/21 21:55 14 [304] Joao Lucas Reis da Silva v Felix Gill [374] 4-6,2-6
Challenger Buenos Aires 01/16 17:30 25 [306] Liam Draxl v Joao Lucas Reis da Silva [304] 6-7,6-3,6-1
Challenger Buenos Aires 01/13 14:00 28 [415] Gonzalo Bueno v Joao Lucas Reis da Silva [313] 6-4,6-4
Challenger Buenos Aires 01/12 13:00 27 [429] Mateus Alves v Joao Lucas Reis da Silva [313] 4-6,3-6
Challenger Buenos Aires 01/11 13:00 26 [339] Pedro Sakamoto v Joao Lucas Reis da Silva [313] 5-7,0-6
Challenger Buenos Aires 01/09 14:50 25 [313] Joao Lucas Reis da Silva v Edoardo Lavagno [236] 4-6,6-3,7-6
Challenger Temuco 11/29 18:40 26 [321] Joao Lucas Reis da Silva v Pedro Sakamoto [365] 4-6,6-4,2-6
Challenger Temuco 11/27 16:45 25 [496] Gonzalo Lama v Joao Lucas Reis da Silva [321] 2-6,1-6
Challenger Brasilia 11/22 13:00 26 [87] Cristian Garin v Joao Lucas Reis da Silva [325] 7-5,6-4
Challenger Brasilia 11/21 13:00 25 [414] Gonzalo Bueno v Joao Lucas Reis da Silva [325] 6-7,6-7
Challenger Lima 11/10 00:00 26 [67] Juan Pablo Varillas v Joao Lucas Reis da Silva [317] 6-2,6-0
Challenger Lima 11/07 19:05 25 [308] Valentin Vacherot v Joao Lucas Reis da Silva [317] 3-6,0-6
Challenger Lima 11/06 16:00 19 [317] Joao Lucas Reis da Silva v Daniel Dutra Da Silva [417] 6-2,5-7,6-1
Challenger Lima 11/05 17:20 14 Joao Lucas Reis da Silva v Alberto O A Berrospi 6-0,6-1
Challenger Guayaquil 10/30 19:10 25 [318] Joao Lucas Reis da Silva v Camilo U Carabelli [153] 4-6,0-6
Challenger Curitiba 10/25 14:00 26 [326] Joao Lucas Reis da Silva v Hugo Dellien [129] 2-6,3-6
Challenger Curitiba 10/24 13:00 25 [326] Joao Lucas Reis da Silva v Arklon H D P Cordova [247] 6-4,6-4
Challenger Buenos Aires 10/12 18:00 26 [83] Federico Coria v Joao L R D Silva [283] 6-1,6-3
Challenger Buenos Aires 10/10 15:45 25 [160] Facundo Bagnis v Joao L R D Silva [283] 7-6,5-7,6-7
Challenger Buenos Aires 10/09 17:45 19 [283] Joao L R D Silva v Alvaro G Meza [369] 7-6,7-6
Challenger Buenos Aires 10/08 19:05 14 Joao L R D Silva v Sebastian Prechtel 6-3,6-4
Challenger Buenos Aires 10/08 17:00 14 Joao L R D Silva v Facundo Mena Cancelled
Challenger Campinas 10/02 20:00 25 [281] Joao Lucas Reis da Silva v Jan Choinski [128] 6-4,2-6,1-6