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Across the world, 斯万 (Swan , Sivan , Swann ) is a common epicene first name. The forename 斯万 is characteristic of Western Asia, particularly Oman, where it is quite a rare male name, Iraq, where it is quite a rare gender-neutral name, and Qatar, where it is quite a rare masculine name. Not in comparison with a country's population, this name is the most popular in India, Iraq, and France. Also, 斯万 is the last name as well as the forename.
斯万 is also a name for the fictitious and mythical characters: Swan Laurence , character in Les Petits Meurtres d'Agatha Christie.