Cognomen Sunmaya (Sunmaya 
) , in the entire world, is an extremely rare family name. The surname Sunmaya is habitual in South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. Much more frequently, Sunmaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sunmaya | Brazil, Malaysia, India, Kuwait |