Cognomen ธรมมนิตย์กิจ (ธรมมนิตย์กิจ 
) , across the world, is an extremely rare last name. The cognomen ธรมมนิตย์กิจ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธรมมนิตย์กิจ | Thailand |