| Challenger Parma | 06/13 09:00 | 19 | [169] Andrej Martin v Joao Domingues [333] | 1-6,1-6 | |
| Challenger Parma | 06/12 11:00 | 14 | [364] Edoardo Lavagno v Joao Domingues [337] | 6-4,4-6,1-6 | |
| Challenger Francavilla | 05/18 11:00 | 26 | [307] Hernan Casanova v Joao Domingues [335] | 6-4,6-4 | |
| Challenger Francavilla | 05/17 11:20 | 25 | Matteo Gigante v Joao Domingues | 7-5,6-7,4-6 | |
| Challenger Salvador De Bahia | 05/08 16:00 | 29 | [145] Marcelo Tomas Barrios Vera v Joao Domingues [389] | 6-7,1-6 | |
| Challenger Salvador De Bahia | 05/07 17:20 | 28 | [389] Joao Domingues v Renzo Olivo [188] | 4-6,6-3,7-5 | |
| Challenger Salvador De Bahia | 05/06 15:00 | 27 | [461] Wilson Leite v Joao Domingues [389] | 6-7,3-6 | |
| Challenger Salvador De Bahia | 05/04 13:00 | 26 | [319] Nick Hardt v Joao Domingues [389] | 6-4,0-6,1-6 | |
| Challenger Salvador De Bahia | 05/03 14:35 | 25 | [389] Joao Domingues v Alejo L L Lavallen [426] | Retired | |
| Challenger Buenos Aires | 04/28 13:00 | 26 | [341] Joao Domingues v Santiago F R Taverna [207] | 4-6,3-6 | |
| Challenger Buenos Aires | 04/26 17:50 | 25 | [430] Juan Ignacio Galarza v Joao Domingues [341] | 4-6,7-6,2-6 | |
| Challenger Prague | 04/18 13:35 | 25 | [344] Joao Domingues v Javier Barranco Cosano [260] | 2-6,6-1,2-6 | |
| Challenger Barletta | 04/11 08:00 | 19 | [303] Joao Domingues v Titouan Droguet [451] | 6-1,1-6,6-7 | |
| Challenger Barletta | 04/10 11:35 | 14 | [301] Joao Domingues v Bogdan Bobrov [470] | 3-6,7-5,6-2 | |
| Challenger Oeiras | 04/05 11:15 | 25 | [227] Zsombor Piros v Joao Domingues [301] | 6-3,6-3 | |
| Challenger Oeiras | 03/28 15:30 | 25 | [287] Joao Domingues v Giulio Zeppieri [239] | 4-6,2-6 | |
| Challenger Roseto | 03/10 12:15 | 26 | [221] Timofey Skatov v Joao Domingues [305] | 7-6,6-2 | |
| Challenger Roseto | 03/08 15:35 | 25 | Joao Domingues v Stefano Travaglia | Walkover | |
| Challenger Gran Canaria | 02/28 13:20 | 25 | [271] Eduard Esteve Lobato v Joao Domingues [302] | 6-7,6-2,7-6 | |
| Challenger Forli | 02/14 17:35 | 25 | [215] Andrea Pellegrino v Joao Domingues [251] | 6-1,6-3 | |
| Ausztrál Open | 01/11 06:00 | 14 | Joao Domingues v Yuki Bhambri | 4-6,2-6 | |
| Challenger Maia | 12/14 17:30 | 25 | [248] Joao Domingues v Nick Hardt [348] | 3-6,7-5,3-6 | |
| Challenger Maia | 12/09 13:40 | 26 | Joao Domingues v Calvin Hemery | 3-6,7-6,3-6 | |
| Challenger Maia | 12/07 15:10 | 25 | [248] Joao Domingues v Matthieu Perchicot [436] | 2-6,7-6,6-1 | |
| Challenger Antalya | 12/02 08:25 | 26 | [351] Nick Hardt v Joao Domingues [248] | 6-4,7-5 | |
| Challenger Antalya | 11/30 09:10 | 25 | [298] Riccardo Bonadio v Joao Domingues [248] | 6-7,6-4,1-6 | |
| Challenger Lisbon | 10/01 13:25 | 27 | [187] Dmitry Popko v Joao Domingues [238] | 6-7,7-5,6-0 | |
| Challenger Lisbon | 09/30 14:40 | 26 | [238] Joao Domingues v Daniel Michalski [484] | 6-2,6-2 | |
| Challenger Lisbon | 09/28 15:55 | 25 | [238] Joao Domingues v Tiago Cacao [487] | 6-4,6-4 | |
| Challenger Braga | 09/21 10:35 | 25 | [247] Jesper De Jong v Joao Domingues [239] | 6-4,6-4 |
Wikipedia - João Domingues
João Domingues (born 5 October 1993) is a Portuguese tennis player who currently competes on the ATP Challenger as well as the ATP World Tour. In 2015, Domingues made his debut for Portugal Davis Cup team. In February 2020, he achieved a career-high singles world ranking No. 150.