Surname ฉ่าย (Chai 
, ฉ่าย) , in the entire world, is a widespread last name. The family name ฉ่าย is characteristic of Malaysia, where it is a common surname, British Virgin Islands, and Singapore (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in China, Malaysia, and Indonesia. Very seldom, ฉ่าย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chai | China, Indonesia, Malaysia, Singapore, Myanmar |