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What does Caio mean?

Caio Pronunciation of Caio as a boys' name is a Welsh and Latin name, and the meaning of Caio is "happy". Caio is an alternate spelling of Caeo (Welsh). Caio is also a variation of Cai (Welsh). Caio is also used as a derivative of Caius (Latin), and a variation of Gaius (Latin).




VARIANTS Keye, Kaye, Kay, Kai, Cayo, Caw



Caio Ryker (C.R.), ..

How popular is Caio?

Caio is an uncommonly occurring first name for men. Caio is an unusual last name too for both adults and children. (2000 U.S. CENSUS)

Which version is better?

Popular variation forms of Caio (NOT IN TOP 2000) are Kai (#113 IN RECENT RANKINGS), Caius (#1356), Cai, Kay and Kaye. Other forms, like Caw, are uncommon. These relations of Caio were popular as birth names in 2018 (MEDIAN #1493), except for the form Kay which has become somewhat outmoded. Kai is the most contemporarily stylish name for newborns among these. (TOP 2000 NAMES, 2018)

Top 2000 baby names ranking of Cai, Caius, Kai, Kay, Kaye in U.S.

Top 100 baby names ranking of Kai outside U.S.

Similar Names

Caio is pronounced similarly to Coe, Coy and Coye. Other recommended sound-alike names are Ario, Cabe, Cabot, Cace, Cade, Cadmo (see Cadmus), Cadoc, Cadog, Cadon, Cael, Caide, Caidon, Caile, Caily, Cain, Caine, Caird, Cairn, Cairo, Caje, Cal, Cale, Cam, Camilo, Canon, Cap, Capp, Card, Carl, Carlo, Caron, Carr, Cary, Case, Cash, Cason, Cass, Cassio, Cato, Cayto, Caz, Celio, Chai, Chaim, Chairo, Chano, Chayo, Chic, Chico, Chik, Chiko, Chip, Chiro, Cid, Ciro, Clair, Claro, Cleo, Como, Craig, Craik, Crain, Cris, Dacio, Dario, Ezio, Fabio, Favio, Mario, Pio, Rio and Tavio. These names tend to be more commonly used than Caio.

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in meaning and etymology.