Surname Dhammasajjakan (Dhammasajjakan 
) , globally, is a very rare last name. The last name Dhammasajjakan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dhammasajjakan | Thailand |
Angkana, Aphidham, Nichakorn, and Nichakamon