Surname Мягмарйав (Мягмарйав 
) , around the world, is an extremely rare last name. The cognomen Мягмарйав is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare surname. Likewise, Мягмарйав is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Мягмарйав | Russia |