| Referee | Games |  |  | Cards per game |
|---|
| José Bessa | 3 | 17 | 1 | 6.0 (5.7 / 0.3) | |
| Hélder Carvalho | 2 | 5 | 0 | 2.5 (2.5 / 0.0) | |
| Gustavo Correia | 5 | 23 | 2 | 5.0 (4.6 / 0.4) | |
| Bruno Costa | 3 | 10 | 1 | 3.6 (3.3 / 0.3) | |
| Vitor Ferreira | 2 | 13 | 1 | 7.0 (6.5 / 0.5) | |
| Luis Filipe | 2 | 12 | 0 | 6.0 (6.0 / 0.0) | |
| Miguel Fonseca | 3 | 6 | 0 | 2.0 (2.0 / 0.0) | |
| Luis Godinho | 4 | 20 | 1 | 5.3 (5.0 / 0.3) | |
| João Gonçalves | 3 | 13 | 0 | 4.3 (4.3 / 0.0) | |
| Sérgio Guelho | 3 | 9 | 0 | 3.0 (3.0 / 0.0) | |
| Carlos Macedo | 3 | 12 | 1 | 4.3 (4.0 / 0.3) | |
| Fábio Melo | 1 | 4 | 0 | 4.0 (4.0 / 0.0) | |
| André Narciso | 3 | 17 | 0 | 5.7 (5.7 / 0.0) | |
| António Nobre | 1 | 3 | 1 | 4.0 (3.0 / 1.0) | |
| Miguel Nogueira | 4 | 18 | 2 | 5.0 (4.5 / 0.5) | |
| João Pinheiro | 3 | 7 | 1 | 2.6 (2.3 / 0.3) | |
| Pedro Ramalho | 3 | 10 | 0 | 3.3 (3.3 / 0.0) | |
| Anzhony Rodrigues | 2 | 4 | 0 | 2.0 (2.0 / 0.0) | |
| Diogo Rosa | 1 | 3 | 0 | 3.0 (3.0 / 0.0) | |
| David Silva | 5 | 33 | 2 | 7.0 (6.6 / 0.4) | |
| Iancu Vasilica | 2 | 7 | 0 | 3.5 (3.5 / 0.0) | |
| Fábio Veríssimo | 4 | 22 | 0 | 5.5 (5.5 / 0.0) | |
