Family name Suanan (Suanan 
) , in the world, is an extremely rare cognomen. The cognomen Suanan is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, Thailand, where it is an extremely rare surname, and Philippines. More frequently, Suanan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suanan | China, Malaysia, Thailand, India, Brazil |