Family name ميربهاءالدين (ميربهاءالدين 
) , all around the world, is a rare surname. The last name ميربهاءالدين is characteristic of Southern Asia, particularly Iran, where it is a rare surname. Much less frequently, ميربهاءالدين is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ميربهاءالدين | Iran |