Last name ลาภธนวรกุลชัย (ลาภธนวรกุลชัย 
) , around the globe, is a very rare family name. The surname ลาภธนวรกุลชัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ลาภธนวรกุลชัย | Thailand |