Family name Washington Octavio (Washington Octavio 
) , in all the world, is an extremely rare cognomen. The cognomen Washington Octavio is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more frequently, Washington Octavio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Washington Octavio | Ecuador, Chile, Peru, Spain |