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Family name Sufu (Sufu , Суфу ) , across the world, is a rare surname. The last name Sufu is habitual in Japan, where it is a rare surname, Saudi Arabia, where it is a very rare surname, and France, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Japan, China, and Saudi Arabia. Very seldom, Sufu is the forename as well as the last name.