Cognomen Léon-Dufour (Léon-Dufour 
) , in the entire world, is an extremely rare last name. The last name Léon-Dufour is characteristic of Western Europe, particularly France, where it is a very rare surname. Parts of the name also exists independently as a first name Léon, and a last name Dufour.
| VARIANT | COUNTRY |
|---|---|
| Léon-Dufour | France |
| xavier léon-dufour French theologian, FR (b. 1912) |
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| gilles léon-dufour French artist, FR (b. 1941) |
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| christian léon-dufour French film producer |
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