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