Cognomen Gayok (Gayok 
) , all over the world, is a rare family name. The surname Gayok is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, Indonesia, where it is a very rare surname, and Philippines, where it is an extremely rare surname. Much less frequently, Gayok is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gayok | Indonesia, Malaysia, Philippines, United States, India |