Globally, สายพวน (สายพวน 
, Saiphuan 
) is a very rare unisex first name. The first name สายพวน is habitual in South-eastern Asia, particularly Thailand, where it is a very rare epicene name. Very seldom, สายพวน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| สายพวน | Thailand |
| Saiphuan | India, Thailand |