Cognomen แสงสกุล (แสงสกุล 
, Saengskun , Saengsakul 
) , worldwide, is quite a rare surname. The cognomen แสงสกุล is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, and Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Saengskun, Sangsakul, แสงสกุล | Thailand |
| Saengsakul | Thailand, Malaysia |
Saengsakoo, Saengsakool, Saengsakun, Sangkakool, Sangkakoon, Sangsakool, Sangsakun, Sangskul, Seangsakul, Sengsakul, Sengsakun, Siengsakul, Suengsakul, and Suengsakun