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Family name Ricardian (Ricardus
, Ricardian
) , in the entire world, is an extremely rare cognomen. The family name Ricardian is characteristic of Israel, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Much more frequently, Ricardian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ricardus | Brazil, India, Israel, United States, Indonesia |
| Ricardian | United States |