Cognomen Ardag (Ardag 
) , in the entire world, is a very rare last name. The last name Ardag is characteristic of Turkey, where it is a very rare surname, Netherlands, and Germany, where it is an extremely rare surname. Much less frequently, Ardag is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ardag | Turkey, Germany, Italy, United States, Netherlands |