Last name Aiyarak (Aiyarak 
) , in the world, is a very rare cognomen. The cognomen Aiyarak is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Aiyarak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aiyarak | India, Thailand |