Family name Ducastaing (Ducastaing 
) , all over the world, is a rare last name. The cognomen Ducastaing is characteristic of France, where it is a rare surname, Peru, and Chile, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ducastaing | Chile, France, Peru, United States |
| raymond ducastaing French politician (1738-1818), FR (b. 1738) |
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| pierre madeleine ducastaing FR (b. 1833) |
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Mr, Damien, Maurice, Claudia, Bernard, Benicia, Braulio, Romina, Romuald, Olivier, Mauricio, Bertrand, Philippe, Isabelle, Alexandre, Francis, Christian, Carlos, Marion, Ms, Guy, Aude, Jose, Olga, Yves, Michel, Maria, Aline, Agnes, Carla, Bruno, Joris, Italo, Alice, and Jean-Adrien