| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Lubos Michel | 3 | 2 | - | 1 | 1 |
| Dick Jol | 1 | 1 | - | - | 1 |
| Rene Temmink | 1 | 1 | - | - | 1 |
| Vitor Melo Pereira | 1 | 1 | - | - | 1 |
| Arturo Dauben Ibanez | 1 | 1 | - | - | 1 |
| Knud Fisker | 1 | 1 | - | - | 1 |
| Olegario Benquerenca | 1 | 1 | - | - | 1 |
| Tom Henning Ovrebo | 1 | 1 | - | - | 1 |
| Howard Webb | 1 | 1 | - | - | 1 |
| Mario van der Ende | 1 | 1 | - | - | 1 |
| Hugh Dallas | 2 | 1 | - | - | 2 |
| Pierluigi Collina | 2 | 1 | - | - | 2 |
| Markus Merk | 6 | 1 | - | - | 6 |
P = Matches played,
C = Cards .