Cognomen Tunyanan (Tunyanan 
) , across the world, is a rare last name. The surname Tunyanan is habitual in South-eastern Asia, particularly Indonesia, where it is a rare surname, and Thailand, where it is an extremely rare surname. Very seldom, Tunyanan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tunyanan | Indonesia, Thailand |