| Qatar Open - GD | 03/07 07:30 | 1 | Joao Monteiro v Harmeet Desai | W | 4-1 | |
| Qatar Open - GD | 02/27 21:57 | - | Joao Monteiro v Bence Majoros | W | 3-2 | |
| Qatar Open - GD | 02/27 19:22 | - | Joao Monteiro v Adam Szudi | W | 3-1 | |
| Qatar Open - Dames | 02/09 18:30 | - | Shiaho Wei v Joao Monteiro | W | 0-3 | |
| Qatar Open - Dames | 01/25 18:40 | 1 | Joao Monteiro v Tianyuan Chen | W | 3-1 | |
| Qatar Open - Dames | 12/20 20:20 | - | Joao Monteiro v Fedor Kuzmin | W | 3-0 | |
| Qatar Open - Dames | 11/30 17:14 | - | Chuanxi Han v Joao Monteiro | L | 3-0 | |
| Qatar Open - Dames | 11/23 18:55 | - | Joao Monteiro v Can Akkuzu | W | 3-2 | |
| Qatar Open - GD | 11/15 16:20 | 1 | Joao Monteiro v Jens Lundqvist | L | 3-4 | |
| Qatar Open - GD | 11/14 17:30 | - | Joao Monteiro v Mehdi Bouloussa | W | 4-2 | |
| Qatar Open - GD | 11/09 15:00 | 1 | Joao Monteiro v Bence Majoros | L | 2-4 | |
| Qatar Open - GD | 11/09 10:30 | 1 | Joao Monteiro v Kai Zhou | W | 4-3 | |
| Qatar Open - Dames | 10/27 14:02 | - | Jun Mizutani v Joao Monteiro | L | 3-2 | |
| Qatar Open - Dames | 10/27 12:32 | - | Dimitrij Ovtcharov v Joao Monteiro | W | 2-3 | |
| Qatar Open - Dames | 10/12 18:40 | - | Joao Monteiro v Pavel Sirucek | W | 3-2 | |
| Qatar Open - GD | 10/06 15:35 | 1 | Joao Monteiro v Kaii Yoshida | L | 3-4 | |
| Qatar Open - Dames | 09/28 19:54 | - | Marcos Freitas v Joao Monteiro | W | 1-3 | |
| Qatar Open - Dames | 09/28 18:08 | - | Can Akkuzu v Joao Monteiro | W | 2-3 | |
| Tsjechië - Extraleague | 09/21 19:00 | 5 | Joao Monteiro v Koki Niwa | L | 1-4 | |
| Qatar Open - GD | 09/20 15:00 | 1 | Joao Monteiro v Fei Xue | W | 4-3 | |
| Qatar Open - GD | 09/19 13:50 | 1 | Joao Monteiro v Lauric Jean | W | 4-1 | |
| Qatar Open - Dames | 09/17 16:00 | 1 | Patrick Franziska v Joao Monteiro | L | 3-1 | |
| Qatar Open - Dames | 09/16 15:00 | 1 | Quentin Robinot v Joao Monteiro | L | 3-2 | |
| Qatar Open - Dames | 09/15 18:36 | - | Tomislav Kolarek v Joao Monteiro | W | 1-3 | |
| Qatar Open - Dames | 09/14 09:00 | 1 | Joao Monteiro v Daniel Habesohn | L | 2-3 | |
| Qatar Open - Dames | 09/13 11:30 | 1 | Joao Monteiro v Bojan Tokic | W | 3-1 | |
| Qatar Open - GD | 06/14 08:30 | 1 | Hung Chieh Chiang v Joao Monteiro | L | 4-3 | |
| Qatar Open - Dames | 06/01 17:30 | 6 | Yuto Muramatsu v Joao Monteiro | L | 4-3 | |
| Tsjechië - Extraleague | 05/31 12:00 | 57 | Daniel Gorak v Joao Monteiro | W | 2-4 | |
| Qatar Open - GD | 02/22 13:49 | - | Joao Monteiro v Jingkun Liang | L | 1-4 |
João Monteiro (Guarda, 29 augustus 1983) is een Portugese professioneel tafeltennisser. Hij speelt linkshandig met de shakehandgreep. Hij is sinds juli 2013 getrouwd met de Roemeense tafeltennisster Daniela Dodean.
In 2008 (Peking), 2012 (Londen), 2016 (Rio de Janeiro) en 2020 (Tokio) nam hij deel aan de Olympische spelen.