Around the world, สายพันธ์ (Saiphan 
, สายพันธ์ , Saephan 
) is a rare epicene first name. The given name สายพันธ์ is habitual in Thailand, where it is a rare epicene name, and India, where it is a very rare largely male, but infrequently feminine name. More frequently, สายพันธ์ is the last name as well as the forename.