Family name Gavian (Gavian 
) , worldwide, is a very rare last name. The last name Gavian is habitual in Israel, where it is a very rare surname, Spain, where it is an extremely rare surname, and Germany. Not in comparison with a country's population, this name is the most popular in the United States, India, and Mexico. Also, Gavian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gavian | Indonesia, Malaysia, United States, India, Brazil |