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Surname Ib (Ib
, ايب
, Иб
) , in the entire world, is a common family name. The family name Ib is habitual in Brunei, where it is quite a common surname, Syria, where it is quite a rare surname, and Lebanon. Measured by absolute frequency, it is the most numerous in Indonesia, Bangladesh, and Syria. Likewise, Ib is the forename as well as the last name.