Last name Claudian (Claudian 
) , in all the world, is a rare cognomen. The cognomen Claudian is habitual in Tanzania, where it is a rare surname, Philippines, and Mexico. Likewise, Claudian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Claudian | Mexico, Brazil, Philippines, Tanzania, Romania |
|
alexandru claudian Romanian literary historian and sociologist, RO (b. 1898) |
|