| Friendlies 1919 - Appearances as Referee |  |
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| 19/10/1919 | Argentina | - | Uruguay | 6:1 | - | - | - |
| Friendlies 1919 - Appearances as Referee | |
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| 19/10/1919 | Argentina | - | Uruguay | 6:1 | - | - | - |
| Complete name: | Juan José Rithner |
| Born: | 03/11/1889 |
| Place of birth: |
Baradero, Buenos Aires, 
Argentina |
| Nationality: |
Argentina |
| Profession: | Ingeniero |
| Club: | Estudiantil Porteño |