Family name Zorthian (Zorthian 
) , globally, is a very rare cognomen. The cognomen Zorthian is characteristic of Canada, where it is an extremely rare surname, the United States, and the United Kingdom. Very seldom, Zorthian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Zorthian | United Kingdom, Canada, United States |
| jirayr zorthian artist (1911-2004), TR (b. 1911) |
|
|
| barry zorthian American diplomat, US (b. 1920) |
|