Surname Guerdi (Guerdi 
) , in the entire world, is a rare family name. The surname Guerdi is habitual in Switzerland, where it is a rare surname, Algeria, and France, where it is a very rare surname. Very seldom, Guerdi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guerdi | France, Switzerland, Algeria, United States, Peru |