Surname Ariunzaya (Ariunzaya 
) , all around the world, is a rare last name. The cognomen Ariunzaya is habitual in Eastern Asia, particularly Mongolia, where it is quite a common surname, and China, where it is an extremely rare surname. More prevalently, Ariunzaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ariunzaya | Mongolia, Japan, United States, China, Germany |
| ayush ariunzaya politician in Mongolia (b. 1980) |
|