Cognomen Duh-Ngawan (Duh-Ngawan 
) , in the world, is an extremely rare last name. The surname Duh-Ngawan is characteristic of South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Parts of the name also exists independently as a last name Duh, and a last name Ngawan.
| VARIANT | COUNTRY |
|---|---|
| Duh-Ngawan | Philippines |