Throughout the world, Denla-Oso (Denla-Oso 
) is an extremely rare unknown gender forename. Predominantly, Denla-Oso is the last name as well as the forename. Parts of the name also exists independently as a last name Denla, and a last name Oso.
| VARIANT | COUNTRY |
|---|---|
| Denla-Oso | Philippines |