Family name Gailas (Gailas 
) , all over the world, is a very rare surname. The family name Gailas is characteristic of Greece, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Gailas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gailas | India, Greece, United States |