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Gender: M Meaning of Caio: "rejoice" Origin of Caio: Variation of Latin Caius

Joyful-sounding name that makes a really original option.

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Famous People Named Caio

Caio Alves, Brazilian footballer
Caio Zampieri, Brazilian tennis player

Pop Culture References for the name Caio

A Basque version is Kaio.
Sounds like Caillou {KY-you}, character from cartoon of the same name