Family name ใจสุวรรณ (ใจสุวรรณ 
, Jaimsuwan , Jairsuwan ) , throughout the world, is a rare cognomen. The surname ใจสุวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ใจสุวรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jaisuwan, Jairsuwan, ใจสุวรรณ, Jaimsuwan | Thailand |
Chaisuwan, Jaikitsuwan, and Jaiktsuwan