All over the world, มรดก (Heritage 
, มรดก 
, Herritage 
) is a rare unisex first name. The first name มรดก is habitual in Thailand, where it is a very rare gender-neutral name, Nigeria, and the United States, where it is an extremely rare largely feminine, but uncommonly male name. More frequently, มรดก is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Heritage | Australia, United Kingdom, United States, Ghana, Nigeria |
| มรดก, Moradok | Thailand |
| Herritage | South Africa, Brazil, United Kingdom, United States, Nigeria |