Family name Keophilalay (Keophilalay 
) , in the world, is a rare surname. The family name Keophilalay is characteristic of Laos, where it is quite a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Keophilalay | Laos, United States, France |