| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| John Langenus |
|
6 | 2 | 1 | 3 | 2 | 0 | 0 | 0 |
| Stavros Hatzopoulos |
|
5 | 1 | 0 | 4 | 2 | 0 | 0 | 0 |
| Josip Fabris |
|
3 | 1 | 1 | 1 | 3 | 0 | 0 | 0 |
| Dr. Peco Bauwens |
|
3 | 2 | 1 | 0 | 2 | 0 | 0 | 0 |
| Jovan Ružić |
|
3 | 2 | 0 | 1 | 1 | 0 | 0 | 0 |
| Gustav Krist |
|
3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
| Nikola Dosev |
|
2 | 1 | 1 | 0 | 2 | 0 | 0 | 0 |
| Guiseppe Scarpi |
|
2 | 1 | 1 | 0 | 2 | 0 | 0 | 0 |
| Rinaldo Barlassina |
|
2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| Alfred Birlem |
|
1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| Hans Boekman |
|
1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |
| Frigyes Klug |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Maksymilian Schneider |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Sotirios Asprogerakas |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Alois Beranek |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Stefan Chumpalov |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mihály Iváncsics |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mika Popović |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Voldemar Rõks |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Joop Van Moorsel |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Romania