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 | India, United States, Democratic Republic of the Congo, Israel, Hungary |
| Ордян | Ukraine, Kazakhstan, Armenia, Russia, Belarus |