Last name Mamalai (Mamalai 
) , throughout the world, is a very rare family name. The family name Mamalai is characteristic of Australia, where it is a very rare surname, Thailand, and India, where it is an extremely rare surname. Also, Mamalai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mamalai | India, Australia, Thailand |