Surname Racio (Racio 
) , worldwide, is a very rare cognomen. The last name Racio is habitual in Philippines, where it is a very rare surname, Argentina, where it is an extremely rare surname, and the United States. Also, Racio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Racio | Spain, Philippines, Brazil, United States, Argentina |