In all the world, วิหาญ (วิหาญ 
) is a very rare principally male, but very seldom female forename. The forename วิหาญ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare principally masculine, but very infrequently female name. Very seldom, วิหาญ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| วิหาญ | Thailand |