Surname หนูหาญ (หนูหาญ 
) , across the world, is a very rare cognomen. The surname หนูหาญ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, หนูหาญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| หนูหาญ | Thailand |