In the entire world, สุภวัน (Suphawan 
, สุภวัน , Supwan ) is a rare predominantly girly, but very infrequently male forename. The forename สุภวัน is characteristic of South-eastern Asia, particularly Thailand, where it is a rare girly name. Very seldom, สุภวัน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Suphawan | Thailand, United States, Malaysia, India |
| Supwan, สุภวัน | Thailand |