Family name เจริญชัยกิจ (เจริญชัยกิจ 
, Charoenchaikit) , across the world, is a very rare cognomen. The surname เจริญชัยกิจ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เจริญชัยกิจ | Thailand |