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Surname Rizan (Rizan
, Ризан
) , all around the world, is quite a common last name. The family name Rizan is habitual in Sri Lanka, where it is quite a common surname, Brunei, where it is quite a rare surname, and Qatar. Measured by absolute frequency, it is the most numerous in Sri Lanka, Malaysia, and Indonesia. Likewise, Rizan is the forename as well as the last name.