Cognomen Castanares (Castanares 
) , across the world, is quite a rare last name. The surname Castanares is characteristic of United Arab Emirates, where it is quite a rare surname, Philippines, where it is a rare surname, and Uruguay. In absolute terms, it is the most numerous in Philippines, the United States, and United Arab Emirates.
| VARIANT | COUNTRY |
|---|---|
| Castanares | Saudi Arabia, Japan, United States, United Arab Emirates, Philippines |
Castañares, and Castaňares
| diego castanares Argentinian association football player, AR (b. 1975) |
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| alexis castanares |
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