Family name Kĥàÿ (Kĥàÿ 
) , around the world, is a very rare cognomen. The cognomen Kĥàÿ is habitual in South-eastern Asia, particularly Myanmar, where it is a rare surname. Likewise, Kĥàÿ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kĥàÿ | Myanmar |