Surname Мелаю (Melayu 
, Melaiu 
, Мелаю 
) , in the world, is quite a rare family name. The last name Мелаю is characteristic of South-eastern Asia, particularly Indonesia, where it is a rare surname, Malaysia, and Singapore. In absolute terms, it is commonest in Indonesia, Malaysia, and Italy. Very seldom, Мелаю is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Melayu | Indonesia, Saudi Arabia, Malaysia, Australia, Singapore |
| Melaiu | Italy, Switzerland, Spain |
| Мелаю | Russia |