Surname Ampaun (Ampaun 
) , throughout the world, is a very rare cognomen. The last name Ampaun is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, and Philippines, where it is an extremely rare surname. Very seldom, Ampaun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ampaun | Thailand, Malaysia, Philippines |