Family name Delorrio (Delorrio 
) , in the entire world, is a very rare cognomen. The family name Delorrio is habitual in Uruguay, where it is quite a rare surname, Argentina, where it is an extremely rare surname, and Philippines. Not in comparison with a country's population, it most frequently occurs in Uruguay, the United States, and Philippines.
| VARIANT | COUNTRY |
|---|---|
| Delorrio | Argentina, Philippines, Uruguay, United States |