Surname Arredondo Orrego (Arredondo Orrego 
) , all around the world, is a very rare cognomen. The cognomen Arredondo Orrego is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname, and Ecuador.
| VARIANT | COUNTRY |
|---|---|
| Arredondo Orrego | Chile, Ecuador |
Roberto, and Nelly Ester