Around the globe, Hector Arnaldo (Hector Arnaldo 
) is a rare male forename. The given name Hector Arnaldo is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a rare masculine name, Peru, where it is a very rare boy's name, and Argentina. Very seldom, Hector Arnaldo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Hector Arnaldo | Argentina, Peru, Ecuador, Spain, Chile |