Family name Rhaba (Rhaba 
) , in the world, is a very rare surname. The cognomen Rhaba is habitual in Morocco, where it is a rare surname, France, where it is a very rare surname, and South Africa, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Morocco, India, and France. Much less frequently, Rhaba is the forename as well as the last name.