| Challenger Temuco | 11/22 13:00 | 25 | Blaise Bicknell v Joao Domingues | 4-6,2-6 | |
| Challenger Sao Leopoldo | 11/17 17:25 | 26 | [258] Daniel Dutra Da Silva v Joao Domingues [294] | 2-6,6-4,6-4 | |
| Challenger Sao Leopoldo | 11/16 13:00 | 25 | [294] Joao Domingues v Max Houkes [344] | 7-6,7-5 | |
| Challenger Montevideo | 11/07 16:00 | 19 | [293] Joao Domingues v Max Houkes [365] | 6-3,3-6,4-6 | |
| Challenger Montevideo | 11/06 16:20 | 14 | [290] Joao Domingues v Juan Bautista Otegui [431] | 6-0,6-2 | |
| Challenger Hamburk | 10/18 09:45 | 25 | [288] Joao Domingues v Andrew Paulson [374] | 3-6,1-6 | |
| Challenger Alicante | 10/04 13:00 | 25 | [115] Fernando Verdasco v Joao Domingues [280] | 7-5,4-6,6-0 | |
| Challenger Lisabon | 09/26 13:00 | 25 | [260] Joao Domingues v Alexandre Muller [152] | 7-6,2-6,3-6 | |
| Challenger Braga | 09/22 10:00 | 26 | Pablo Llamas Ruiz v Joao Domingues | 7-6,6-0 | |
| Challenger Braga | 09/19 14:00 | 25 | [274] Joao Domingues v Vít Kopřiva [154] | 5-7,6-4,6-2 | |
| Challenger Toulouse | 08/29 14:30 | 25 | [276] Joao Domingues v Elias Ymer [133] | 4-6,1-6 | |
| Challenger Praha | 08/27 09:55 | 28 | [384] Lucas Gerch v Joao Domingues [299] | 6-4,4-6,6-3 | |
| Challenger Praha | 08/26 09:40 | 27 | [299] Joao Domingues v Mariano Navone [330] | 7-6,6-3 | |
| Challenger Praha | 08/24 09:50 | 26 | [272] Vitaliy Sachko v Joao Domingues [299] | 5-7,5-7 | |
| Challenger Praha | 08/23 15:00 | 25 | Matej Vocel v Joao Domingues | 3-6,1-6 | |
| Challenger Praha | 08/22 08:00 | 19 | [298] Joao Domingues v Tristan Lamasine [469] | 6-2,6-1 | |
| Challenger Cordenons | 08/04 12:00 | 26 | [316] Joao Domingues v Andrea Vavassori [210] | 6-7,6-7 | |
| Challenger Cordenons | 08/03 12:15 | 25 | [140] Marco Cecchinato v Joao Domingues [316] | 4-6,6-2,4-6 | |
| Challenger Cordenons | 08/01 08:00 | 19 | Joao Domingues v Enrico Dalla Valle | 6-1,6-2 | |
| Challenger Cordenons | 07/31 10:10 | 14 | Joao Domingues v Manuel Mazza | 6-1,6-2 | |
| Challenger San Benedetto | 07/26 14:45 | 25 | [213] Matheus P De Almeida v Joao Domingues [302] | 7-5,6-3 | |
| Challenger San Benedetto | 07/25 09:00 | 19 | Joao Domingues v Federico Iannaccone | Retired | |
| Challenger San Benedetto | 07/24 09:00 | 14 | Joao Domingues v Giulio Colacioppo | 6-2,6-0 | |
| Challenger Tampere | 07/21 10:40 | 26 | [395] Harold Mayot v Joao Domingues [313] | 7-5,7-5 | |
| Challenger Tampere | 07/19 10:30 | 25 | [313] Joao Domingues v Dimitar Kuzmanov [176] | 6-3,7-5 | |
| Challenger Tampere | 07/18 09:00 | 19 | [313] Joao Domingues v Moez Echargui [405] | 1-6,6-7 | |
| Challenger Porto | 07/05 11:00 | 25 | [319] Joao Domingues v Gregoire Barrere [180] | 7-5,6-7,1-6 | |
| Challenger Oeiras | 06/22 11:00 | 26 | [321] Joao Domingues v Michael Geerts [262] | 1-6,4-6 | |
| Challenger Oeiras | 06/21 14:20 | 25 | [371] Carlos Gimeno Valero v Joao Domingues [321] | 6-7,6-4,5-7 | |
| Challenger Parma | 06/14 09:00 | 25 | [96] Thiago Monteiro v Joao Domingues [333] | 5-7,6-2,6-4 |
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.