Cognomen Donaldo Humberto (Donaldo Humberto 
) , around the globe, is an extremely rare family name. The cognomen Donaldo Humberto is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Donaldo Humberto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Donaldo Humberto | Chile, Peru |