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Family name Cảo (Као , Cảo ) , globally, is a rare last name. The cognomen Cảo is characteristic of Eastern Europe, particularly Belarus, where it is a rare surname, Russia, and Ukraine. Much less frequently, Cảo is the forename as well as the last name.
VARIANT | COUNTRY |
---|---|
Као | Kyrgyzstan, Russia, Kazakhstan, Ukraine, Belarus |
Cảo | Vietnam |