Family name Guelmi (Guelmi 
) , all over the world, is quite a rare last name. The last name Guelmi is habitual in Algeria, where it is quite a rare surname, Venezuela, where it is a rare surname, and France, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Algeria, Mexico, and Venezuela. Very seldom, Guelmi is the forename as well as the last name.