All over the world, โสพันธุ์ (โสพันธุ์ 
) is a very rare dominantly male, but uncommonly feminine first name. The forename โสพันธุ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare dominantly boy's, but infrequently feminine name. Also, โสพันธุ์ is the last name as well as the forename.