Cognomen ชาญวัฒนา (ชาญวัฒนา 
) , in the world, is an extremely rare family name. The cognomen ชาญวัฒนา is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ชาญวัฒนา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ชาญวัฒนา | Thailand |
มาปากลัด, and อิสระวัฒนา