Surname Thainor (Thainor 
) , all around the world, is a very rare family name. The last name Thainor is habitual in Thailand, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Much less frequently, Thainor is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thainor | Venezuela, Brazil, Thailand |