Family name ญาณอรรถ (ญาณอรรถ 
) , around the globe, is a very rare last name. The last name ญาณอรรถ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ญาณอรรถ | Thailand |
กมลวรรณ, and กานดารัตน์