Family name Barthou (Barthou 
, Барту) , in all the world, is a rare last name. The surname Barthou is characteristic of Uruguay, where it is a rare surname, France, and Austria. Measured by absolute frequency, this name is the most popular in France, Argentina, and Uruguay. Also, Barthou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Barthou | Uruguay, Democratic Republic of the Congo, Argentina, France, Chile |
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louis barthou French politician (1862-1934), FR (b. 1862) |
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| olivier barthou French association football player, FR (b. 1953) |
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| denis barthou Ph.D. Université de Versailles Saint-Quentin-en-Yvelines 1998 |
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