Surname เศรษฐพันธ์ (เศรษฐพันธ์ 
, Sethaphan , Sethapan ) , worldwide, is a rare cognomen. The cognomen เศรษฐพันธ์ is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Likewise, เศรษฐพันธ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sethapan, เศรษฐพันธ์, Sethaphan | Thailand |
| Sethapun | United States, Thailand |
Savettaphan, Sedthaphan, Sekhaphun, Setaphan, Setaphant, Setaphun, Sethapunt, Settaphan, Settaphun, Setthapan, Setthaphan, Setthaphun, and Setthapun