Last name Caix (Caix 
) , in the entire world, is a rare family name. The cognomen Caix is habitual in France, where it is a rare surname, Italy, where it is a very rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Caix | United States, France, Argentina, Italy |
| napoleone caix Italian philologist and literary critic (1845-1882), IT (b. 1845) |
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| olivier caix FR (b. 1961) |
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Mr, Maurice, Sabrina, Château, Camille, Clement, Patrick, Pauline, Roberto, Richard, Thierry, Valeria, Vincent, Olivier, Wilfrid, Quentin, Manuelle, Mathilde, Matthieu, Sandrine, Stephane, Caroline, Fabien, Gaston, Daniel, Renée, Ms, Elo, Chã, Bina, Troi, Marie, Mario, Serge, Alain, Cyril, Brigitte, Boris, Michel, Sylvie, Annick, Arthur, Arnaud, Audrey, Carole, Claude, Pascal, Robert, David, and Patricia