Family name ชาญเดชรัตนะ (ชาญเดชรัตนะ 
) , all over the world, is a very rare last name. The cognomen ชาญเดชรัตนะ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ชาญเดชรัตนะ | Thailand |