| Friendlies 1928 - Appearances as Referee |  |
 |
 |
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| 01/04/1928 | Austria | - | CSSR | 0:1 | - | - | - |
| 11/11/1928 | Italy | - | Austria | 2:2 | - | - | - |
| Friendlies 1928 - Appearances as Referee | |
|
|
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| 01/04/1928 | Austria | - | CSSR | 0:1 | - | - | - |
| 11/11/1928 | Italy | - | Austria | 2:2 | - | - | - |
| Complete name: | Johannes Langenus |
| Born: | 08/12/1891 † 01/10/1952 |
| Place of birth: |
Antwerpen, 
Belgium |
| Nationality: |
Belgium |
| Profession: | Beamter |