Family name เจ็ดสี (เจ็ดสี 
) , all around the world, is a very rare surname. The last name เจ็ดสี is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, เจ็ดสี is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เจ็ดสี | Thailand |