Family name Mailas (Mailas 
) , in all the world, is a rare cognomen. The family name Mailas is habitual in Finland, where it is a rare surname, Philippines, where it is a very rare surname, and India. More frequently, Mailas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mailas | Malaysia, Philippines, Finland, India, Canada |