Cognomen Guido Fidel (Guido Fidel 
) , in all the world, is an extremely rare surname. The cognomen Guido Fidel is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more prevalently, Guido Fidel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guido Fidel | Peru, Ecuador, Chile |