Family name อรัญกิจ (อรัญกิจ 
, Arjnkit) , in the world, is an extremely rare last name. The surname อรัญกิจ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much less frequently, อรัญกิจ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อรัญกิจ | Thailand |