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Last name Haidan (海丹 , Haidan
) , around the globe, is quite a rare cognomen. The last name Haidan is habitual in Bahrain, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and China. Not in comparison with a country's population, this name is the most popular in China, Saudi Arabia, and Indonesia. More prevalently, Haidan is the forename as well as the last name.