Family name แสงโกสิทธิ์ (แสงโกสิทธิ์ 
) , across the world, is a very rare last name. The cognomen แสงโกสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| แสงโกสิทธิ์ | Thailand |