Cognomen Gullaya (Gullaya 
) , around the globe, is a very rare family name. The surname Gullaya is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. More prevalently, Gullaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gullaya | United States, India, Philippines, Thailand |