Cognomen Guelfout (Guelfout 
) , worldwide, is a rare surname. The last name Guelfout is characteristic of Algeria, where it is a rare surname, Morocco, and France, where it is a very rare surname. Much less frequently, Guelfout is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guelfout | Morocco, France, Algeria |