Surname ณรงค์ชาญชัย (ณรงค์ชาญชัย 
) , throughout the world, is an extremely rare cognomen. The family name ณรงค์ชาญชัย is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ณรงค์ชาญชัย | Thailand |