Family name Cudia (Cudia 
) , globally, is quite a rare surname. The cognomen Cudia is habitual in Philippines, where it is quite a rare surname, Italy, and United Arab Emirates, where it is a rare surname. Measured by absolute frequency, the name is most common in Philippines, Italy, and the United States.
| VARIANT | COUNTRY |
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| Cudia | Philippines, United Arab Emirates, Italy, United States, Saudi Arabia |
| mariano cudia IT (b. 1942) |
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| john cudia American actor, US (b. 1970) |
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| dennis f. cudia Ph.D. University of Illinois at Urbana-Champaign 1962 |
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| federica cudia Italian table tennis player, IT (b. 1989) |
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