Cognomen ธนากิจเจริญสุข (ธนากิจเจริญสุข 
) , throughout the world, is a very rare last name. The surname ธนากิจเจริญสุข is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธนากิจเจริญสุข | Thailand |
ทิตยา, ธนะรัตน์, and ผดุงศักดิ์