Last name หยัน (Yan 
, หยัน 
) , around the world, is a prevalent surname. The last name หยัน is characteristic of Myanmar, where it is a widespread surname, Cayman Islands, where it is a common surname, and Hong Kong (explore the name in all countries). In absolute terms, it most frequently occurs in China, Myanmar, and Malaysia. Much less frequently, หยัน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yan | China, Myanmar, Indonesia, Malaysia, Mongolia |
| หยัน | Thailand |