Worldwide, Clavian (Clavian 
) is a rare boy's first name. The given name Clavian is habitual in Sub-Saharan Africa, particularly Tanzania, where it is a rare masculine name. Much less frequently, Clavian is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Clavian | Tanzania, Philippines, Kenya, Argentina, United States |