Family name Aiyawarin (Aiyawarin 
) , across the world, is an extremely rare cognomen. Much more frequently, Aiyawarin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aiyawarin | Thailand |
Pundach, Eawchiy, Banluprasong, Saengcha, Chapanya, Khajeerusjharussang, Nikornkul, and Charoenphon