| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Antonio Miguel Mateu Lahoz | 23 | 6 | - | - | 3.83 |
| Howard Webb | 30 | 5 | - | 1 | 5 |
| Steve Bennett | 22 | 4 | 2 | - | 3.67 |
| David Fernandez Borbalan | 24 | 4 | - | - | 6 |
| Danny Desmond Makkelie | 5 | 3 | - | - | 1.67 |
| Craig Pawson | 6 | 3 | - | - | 2 |
| Anthony Taylor | 8 | 3 | - | - | 2.67 |
| Fernando Teixeira Vitienes | 11 | 3 | - | - | 3.67 |
| Phil Dowd | 13 | 3 | - | - | 4.33 |
| Jose Luis Gonzalez Gonzalez | 14 | 3 | - | - | 4.67 |
| Mike Riley | 16 | 3 | - | - | 5.33 |
| Alan Wiley | 16 | 3 | - | - | 5.33 |
| Graham Poll | 17 | 3 | - | - | 5.67 |
| Rob Styles | 25 | 3 | - | 1 | 6.25 |
| Alberto Undiano Mallenco | 29 | 3 | - | - | 9.67 |
| Matej Jug | 3 | 2 | - | - | 1.5 |
| Craig Thomson | 3 | 2 | - | - | 1.5 |
| Jorge Larrionda | 3 | 2 | - | - | 1.5 |
| Claus Bo Larsen | 4 | 2 | - | - | 2 |
| Kyros Vassaras | 4 | 2 | - | - | 2 |
| Marco Guida | 5 | 2 | - | - | 2.5 |
| Michael Oliver | 6 | 2 | - | - | 3 |
| Eduardo Iturralde Gonzalez | 7 | 2 | - | - | 3.5 |
| Szymon Marciniak | 7 | 2 | - | - | 3.5 |
| Alfonso Alvarez Izquierdo | 9 | 2 | - | - | 4.5 |
| Daniele Orsato | 9 | 2 | - | - | 4.5 |
| Chris Foy | 12 | 2 | - | - | 6 |
| Ignacio Villanueva | 12 | 2 | - | - | 6 |
| Cesar Muniz Fernandez | 13 | 2 | - | - | 6.5 |
| Gianluca Rocchi | 14 | 2 | - | - | 7 |
| Jesus Gil Manzano | 23 | 2 | - | - | 11.5 |
| Glenn Nyberg | 1 | 1 | - | - | 1 |
| Bernardino Gonzalez Vazquez | 1 | 1 | - | - | 1 |
| Radu Petrescu | 1 | 1 | - | - | 1 |
| Bertrand Layec | 1 | 1 | - | - | 1 |
| Ivano Pezzuto | 1 | 1 | - | - | 1 |
| Georgi Kabakov | 1 | 1 | - | - | 1 |
| Tom Harald Hagen | 1 | 1 | - | - | 1 |
| Enrique Caceras | 1 | 1 | - | - | 1 |
| Cesar Arturo Ramos | 2 | 1 | - | - | 2 |
| Andy Madley | 3 | 1 | - | - | 3 |
| Paul Tierney | 3 | 1 | - | - | 3 |
| Clement Turpin | 3 | 1 | - | - | 3 |
| Ruddy Buquet | 3 | 1 | - | - | 3 |
| Anders Frisk | 3 | 1 | - | - | 3 |
| Felix Zwayer | 3 | 1 | - | - | 3 |
| Maurizio Mariani | 4 | 1 | - | - | 4 |
| Mario Melero Lopez | 4 | 1 | - | - | 4 |
| Pavel Kralovec | 4 | 1 | - | - | 4 |
| Daniel Siebert | 4 | 1 | - | - | 4 |
| Paolo Valeri | 4 | 1 | - | - | 4 |
| Stephane Lannoy | 4 | 1 | - | - | 4 |
| Jonas Eriksson | 4 | 1 | - | - | 4 |
| Luis Medina Cantalejo | 4 | 1 | - | - | 4 |
| Jose Luis Parades Romero | 4 | 1 | - | - | 4 |
| Massimo Busacca | 5 | 1 | - | - | 5 |
| Roberto Rosetti | 5 | 1 | - | - | 5 |
| Jonathan Moss | 5 | 1 | - | - | 5 |
| Gianpaulo Calvarese | 6 | 1 | - | - | 6 |
| Bjorn Kuipers | 6 | 1 | - | - | 6 |
| Frank de Bleeckere | 7 | 1 | - | - | 7 |
| Herbert Fandel | 7 | 1 | - | - | 7 |
| Viktor Kassai | 7 | 1 | - | - | 7 |
| Piero Giacomelli | 7 | 1 | - | - | 7 |
| Pedro Perez Montero | 9 | 1 | - | - | 9 |
| Wolfgang Stark | 9 | 1 | - | - | 9 |
| Jose Antonio Teixeira Vitienes | 9 | 1 | - | - | 9 |
| Damir Skomina | 9 | 1 | - | - | 9 |
| Nicola Rizzoli | 10 | 1 | - | - | 10 |
| Alejandro Jose Hernandez Hernandez | 13 | 1 | 1 | - | 6.5 |
| Felix Brych | 13 | 1 | 1 | - | 6.5 |
| Cuneyt Cakir | 15 | 1 | - | - | 15 |
| Mark Clattenburg | 15 | 1 | - | - | 15 |
| Mark Halsey | 19 | 1 | - | - | 19 |
| Carlos Clos Gomez | 21 | 1 | - | - | 21 |
| Mike Dean | 22 | 1 | - | - | 22 |
| Miguel Angel Ayza Gamez | 4 | 0 | 1 | - | 4 |
| Perez Lasa | 9 | 0 | 1 | - | 9 |
P = Matches played,
C = Cards .