| Friendlies 1923 - Appearances as Referee |  |
 |
 |
||||
| 15/04/1923 | Austria | - | Italy | 0:0 | - | - | - |
| Friendlies 1923 - Appearances as Referee | |
|
|
||||
| 15/04/1923 | Austria | - | Italy | 0:0 | - | - | - |
| Complete name: | Wolf Boas |
| Born: | † |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |