Surname Ordian (Ordian 
, Ордян 
) , worldwide, is a rare last name. The cognomen Ordian is characteristic of Eastern Europe, particularly Russia, where it is a rare surname, Hungary, and Belarus. Likewise, Ordian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ordian | Hungary, United States, India, Israel, Democratic Republic of the Congo |
| Ордян | Kazakhstan, Armenia, Russia, Belarus, Ukraine |