Last name Carlos Ranulfo (Carlos Ranulfo 
) , around the globe, is an extremely rare cognomen. The cognomen Carlos Ranulfo is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Carlos Ranulfo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Carlos Ranulfo | Argentina, Peru, Ecuador, Spain, Chile |