Surname อัยย์ (Ai 
, อัยย์ 
) , throughout the world, is a widespread cognomen. The family name อัยย์ is habitual in Malaysia, where it is quite a common surname, Macao, and China (explore the name in all countries). Measured by absolute frequency, this name is the most popular in China, Malaysia, and Indonesia. Also, อัยย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ai | Myanmar, Indonesia, Japan, Malaysia, China |
| อัยย์ | Thailand |
มานัตนันท์, and เพชรทอง