Family name เศรษฐกุล (Sertakul 
, เศรษฐกุล , Setakul ) , in the world, is a rare surname. The surname เศรษฐกุล is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Also, เศรษฐกุล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sertakul | Turkey, Thailand |
| Setakul, เศรษฐกุล, Settakun | Thailand |
Seehakul, Sethakudun, Sethakul, Sethikul, Setrakul, Settakul, Setteekullaphat, Setthakoon, Setthakul, Setthakun, Setthakuns, and Settheekul