In the entire world, ขัย (Khai 
, ขัย 
) is a common unisex first name. The given name ขัย is characteristic of Mongolia, where it is a common feminine name, Brunei, where it is quite a common principally boy's, but scarcely feminine name, and Grenada, where it is quite a common masculine name. Not in comparison with a country's population, it is commonest in Vietnam, Mongolia, and India. Also, ขัย is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Khai | Myanmar, Vietnam, India, Mongolia, Malaysia |
| ขัย | Thailand |