Family name Orlain (Orlain 
) , in the world, is quite a rare last name. The surname Orlain is characteristic of Philippines, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Thailand, where it is a very rare surname. Much less frequently, Orlain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Orlain | Colombia, Philippines, Thailand, United Arab Emirates, Democratic Republic of the Congo |