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Family name Caius (Caio , Caius , Гай ) , all over the world, is quite a common cognomen. The cognomen Caius is habitual in Portugal, where it is quite a rare surname, Ukraine, and Angola. In absolute terms, it is commonest in Brazil, Ukraine, and Russia. Predominantly, Caius is the forename as well as the last name.
VARIANT | COUNTRY |
---|---|
Caio | Portugal, Italy, Brazil, United States, Angola |
Caius | Romania, Italy, Brazil, United States, Nigeria |
Гай | Ukraine, Kazakhstan, Belarus, Russia, Armenia |