Family name Ulziibayar (Ulziibayar 
) , worldwide, is a rare surname. The cognomen Ulziibayar is habitual in Mongolia, where it is quite a common surname, the United States, where it is an extremely rare surname, and the United Kingdom. Likewise, Ulziibayar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ulziibayar | Mongolia, United Kingdom, China, United States, Spain |