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Throughout the world, Diu (Deus , Diu ) is a common boy's first name. The given name Diu is characteristic of Tanzania, where it is quite a common masculine name, Albania, where it is quite a rare male name, and Hong Kong, where it is a rare unisex name. Not in comparison with a country's population, the name is most common in Tanzania, the Democratic Republic of the Congo, and India. More frequently, Diu is the last name as well as the forename.
Diu is also a name for the fictitious and mythical characters: .