Throughout the world, Caviaro (Caviaro, Kaviar 
, Kawior 
) is an extremely rare unknown gender first name. Much more frequently, Caviaro is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kaviar | Canada, France, United States, Iran, Germany |
| Kawior | Poland, United States, Argentina |
| Caviale | Italy, Switzerland, France, United States, China |