Cognomen คงเดชา (คงเดชา 
) , all around the world, is a rare surname. The last name คงเดชา is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, คงเดชา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| คงเดชา | Thailand |