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Worldwide, Roosen (روسن , Roosen , Розен ) is a very rare gender-neutral first name. The first name Roosen is habitual in Libya, where it is a rare girly name, Belgium, where it is a rare masculine name, and India, where it is an extremely rare largely boy's, but uncommonly female name. More frequently, Roosen is the last name as well as the forename.
Roosen is also a name for the fictitious and mythical characters: .