Around the world, เดวัน (Dewan 
, เดวัน 
) is a common predominantly male, but scarcely girly first name. The forename เดวัน is characteristic of Bangladesh, where it is quite a rare predominantly masculine, but very seldom girly name, Qatar, where it is quite a rare boy's name, and Bahrain. Measured by absolute frequency, the name is most common in Southern Asia, particularly Bangladesh, India, and Pakistan. Likewise, เดวัน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dewan | Bangladesh, Nepal, Pakistan, India, Saudi Arabia |
| เดวัน | Thailand |