Family name เดชชาย (เดชชาย 
) , around the globe, is a very rare cognomen. The cognomen เดชชาย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, เดชชาย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เดชชาย | Thailand |