Cognomen Suwena (Suwena 
) , in the world, is a rare last name. The last name Suwena is habitual in Indonesia, where it is a rare surname, Australia, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Much less frequently, Suwena is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suwena | Nigeria, Indonesia, Thailand, Philippines, Australia |