Surname Denla-Oso (Denla-Oso 
) , throughout the world, is a very rare family name. The family name Denla-Oso is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. Parts of the name also exists independently as a last name Denla, and a last name Oso.
| VARIANT | COUNTRY |
|---|---|
| Denla-Oso | Philippines |