Cognomen Algadir (القادر 
, Algadir 
) , in the world, is a common family name. The last name Algadir is characteristic of Jordan, where it is a common surname, Syria, where it is quite a rare surname, and Sudan. Measured by absolute frequency, it is the most numerous in Jordan, Sudan, and Egypt. Very seldom, Algadir is the forename as well as the last name.