In all the world, 斯元 (Siyuan 
, 斯元 ) is quite a rare unisex forename. The forename 斯元 is characteristic of Taiwan, where it is quite a rare gender-neutral name, Singapore, where it is a rare epicene name, and Australia. In absolute terms, it is the most numerous in China, Taiwan, and the United States. Much less frequently, 斯元 is the last name as well as the forename.