Cognomen Jaňour (Jaňour 
) , throughout the world, is a very rare family name. The surname Jaňour is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| emanuel jaňour CZ (b. 1873) |
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| zbyněk jaňour CZ (b. 1907) |
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| jiří jaňour CZ (b. 1929) |
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