Cognomen Rizuan (Rizuan 
, Ризуан 
) , throughout the world, is quite a rare surname. The family name Rizuan is habitual in Malaysia, where it is quite a rare surname, Singapore, where it is a rare surname, and Mozambique. Measured by absolute frequency, it is commonest in Malaysia, Mozambique, and Indonesia. Likewise, Rizuan is the forename as well as the last name.