Surname Suwasana (Suwasana 
) , all over the world, is a rare cognomen. The last name Suwasana is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname. Very seldom, Suwasana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suwasana | Indonesia, Thailand, India |