Family name หาญพิชาญชัย (หาญพิชาญชัย 
, Hanpichanchai , Harnpichanchai ) , all over the world, is a very rare last name. The surname หาญพิชาญชัย is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| หาญพิชาญชัย, Hanpichanchai, Harnpichanchai | Thailand |
| Harnpicharnchai | Thailand, United States |