| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Generoso Dattilo |
|
7 | 3 | 1 | 3 | 2 | 0 | 0 | 0 |
| Francesco Mattea |
|
5 | 3 | 1 | 1 | 1 | 0 | 0 | 0 |
| Mario Scotto |
|
4 | 2 | 1 | 1 | 2 | 0 | 0 | 0 |
| Rinaldo Barlassina |
|
3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Achille Pizziolo |
|
3 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
| Giacomo Bertolio |
|
2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
| Oreste Dellarole |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
