Cognomen Moain (Moain 
) , in the world, is a rare surname. The surname Moain is characteristic of Malaysia, where it is a rare surname, Bangladesh, and Saudi Arabia, where it is a very rare surname. In absolute terms, it is commonest in Bangladesh, Pakistan, and Malaysia. Likewise, Moain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Moain | Saudi Arabia, Malaysia, India, Pakistan, Bangladesh |