All around the world, อัย (Ai 
, Aiya 
, อัย 
) is a widespread epicene first name. The first name อัย is characteristic of Albania, where it is quite a common principally boy's, but very infrequently girly name, Macao, where it is quite a common unisex name, and Indonesia, where it is quite a common dominantly female, but uncommonly boy's name (explore the name in all countries). In absolute terms, it most frequently occurs in Indonesia, India, and Algeria. Likewise, อัย is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ai | India, China, Japan, Indonesia, Myanmar |
| Aiya | India, China, United States, Malaysia, Indonesia |
| อัย | Thailand |
อัย is also a popular name for the fictitious and mythical characters: Ai Haibara , the fictional character from Detective Conan; Ai Mizuno , the fictional character from Zombie Land Saga; Ai Miyashita , the fictional character from Love Live! Nijigasaki High School Idol Club; Ai Hinatsuru , the fictional character from Ryūō no Oshigoto! and Ai Hayasaka , the fictional character from Kaguya-sama: Love is War, and in many other works.