Family name ดรุณธรรม (Daruntham 
, ดรุณธรรม , Daroontum ) , globally, is a very rare last name. The cognomen ดรุณธรรม is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ดรุณธรรม is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Daroontham, ดรุณธรรม, Daroontum, Daruntham | Thailand |