Family name Sanjaasuren (Sanjaasuren 
) , across the world, is a rare last name. The surname Sanjaasuren is habitual in Mongolia, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Likewise, Sanjaasuren is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sanjaasuren | Mongolia, United States |