Results
| Challenger Oeiras | 04/14 09:30 | 14 | Chun Hsin Tseng v Joao Domingues | 6-3,7-6 | |
| ITF M25 Quinta Do Lago | 03/06 12:35 | 25 | Joao Domingues v Lorenzo Giustino | 3-6,0-6 | |
| ITF M25 Quinta Do Lago | 03/05 11:15 | 62 | Joao Domingues v Batiste Guerra | 6-1,6-1 | |
| ITF M25 Quinta Do Lago | 03/04 11:00 | 62 | Joao Domingues v Diogo Marques | 6-3,6-3 | |
| ITF M25 Quinta Do Lago | 03/03 09:30 | 62 | Joao Domingues v Tomas Cortez | 6-3,6-3 | |
| ITF M25 Faro | 02/28 15:45 | 25 | Oleksii Krutykh v Joao Domingues | 5-7,6-2,6-3 | |
| ITF M25 Vila Real de Santo Antonio | 02/20 14:15 | 25 | John Echeverria v Joao Domingues | 6-3,6-1 | |
| ITF M25 Vila Real de Santo Antonio | 02/16 09:30 | 26 | Martin Landaluce v Joao Domingues | 7-5,6-3 | |
| ITF M25 Vila Real de Santo Antonio | 02/14 13:30 | 25 | Joao Domingues v Michael Vrbensky | 6-4,6-4 | |
| Challenger Oeiras | 01/08 13:00 | 25 | Ethan Quinn v Joao Domingues | 7-5,6-3 | |
| Challenger Oeiras | 01/03 15:00 | 26 | Maks Kasnikowski v Joao Domingues | 7-5,6-4 | |
| Challenger Oeiras | 01/02 12:20 | 25 | Noah Rubin v Joao Domingues | 4-6,6-1,5-7 |
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.