Last name อาลัย (Miss 
, Alai 
, อาลัย 
) , all around the world, is a common family name. The last name อาลัย is characteristic of Brunei, where it is quite a common surname, Laos, where it is quite a rare surname, and Mexico. In absolute terms, it is commonest in India, Mexico, and China. Much more frequently, อาลัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Miss | Taiwan, United Kingdom, Indonesia, Malaysia, China |
| Alai | United Kingdom, India, Mexico, Malaysia, China |
| อาลัย | Thailand |