Cognomen Dervich (Dervich 
) , across the world, is a very rare family name. The cognomen Dervich is characteristic of Argentina, where it is a rare surname, Chile, where it is a very rare surname, and France, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Argentina, the United States, and Chile. More frequently, Dervich is the forename as well as the last name.