Cognomen Sunasen (Sunasen 
) , in the entire world, is a very rare last name. The family name Sunasen is characteristic of Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Also, Sunasen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sunasen | India, Thailand |