| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Raul Orosco | 4 | 2 | - | - | 2 |
| Jhon Pitti | 1 | 1 | - | - | 1 |
| Andres Cunha | 1 | 1 | - | - | 1 |
| Johan Hamel | 1 | 1 | - | - | 1 |
| Benoit Bastien | 1 | 1 | - | - | 1 |
| Julio Bascunan | 1 | 1 | - | - | 1 |
| Cuneyt Cakir | 1 | 1 | - | 1 | 0.5 |
| Felix Brych | 1 | 1 | - | - | 1 |
| Mohammed Al-Hakim | 1 | 1 | - | - | 1 |
| Ovidiu Hategan | 1 | 1 | - | - | 1 |
| Fotis Bazakos | 1 | 1 | - | - | 1 |
| Alan Kelly | 1 | 1 | - | - | 1 |
| Ismail Elfath | 1 | 1 | - | - | 1 |
| Juan Guzman | 1 | 1 | - | - | 1 |
| Stefan Johannesson | 2 | 1 | - | - | 2 |
| Fernando Rapallini | 2 | 1 | - | - | 2 |
| Roberto Tobar | 2 | 1 | - | - | 2 |
| Jair Marrufo | 2 | 1 | - | - | 2 |
| Silviu Petrescu | 2 | 1 | - | - | 2 |
| Sandro Ricci | 2 | 1 | - | - | 2 |
| Sergey Karasev | 2 | 1 | - | - | 2 |
| Chris Penso | 3 | 1 | - | - | 3 |
| Patricio Loustau | 3 | 1 | 1 | - | 1.5 |
| Wilton Pereira Sampaio | 4 | 1 | - | - | 4 |
| Wilmar Roldan | 7 | 1 | - | - | 7 |
| Jonas Eriksson | 1 | 0 | 1 | - | 1 |
| Hilario Grajeda | 2 | 0 | 1 | - | 2 |
P = Matches played,
C = Cards .