Surname Suwananek (Suwananek 
) , in the world, is a very rare cognomen. The last name Suwananek is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Suwananek | Thailand |
Veera, Napapud, Chayissara, Narakorn, and Waleeros