Cognomen Rahaim (Rahaim 
) , all over the world, is a rare surname. The family name Rahaim is habitual in Saudi Arabia, where it is a rare surname, the United States, where it is a very rare surname, and Algeria. Measured by absolute frequency, it is the most numerous in the United States, Pakistan, and Saudi Arabia. Very seldom, Rahaim is the forename as well as the last name.