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Worldwide, Nghiêm (严 , Nghiem , Nghiêm ) is a common epicene forename. The first name Nghiêm is habitual in China, where it is quite a rare gender-neutral name, Vietnam, where it is quite a rare dominantly male, but seldom female name, and Australia, where it is a very rare gender-neutral name. Not in comparison with a country's population, it is the most numerous in China, Vietnam, and the United States. Predominantly, Nghiêm is the last name as well as the forename.
Nghiêm is also a name for the fictitious and mythical characters: .