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