Cognomen เฟืองเดช (เฟืองเดช 
) , in the world, is a rare family name. The cognomen เฟืองเดช is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Likewise, เฟืองเดช is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เฟืองเดช | Thailand |