Cognomen ใสส่อง (Saisong 
, ใสส่อง) , in all the world, is a rare last name. The cognomen ใสส่อง is characteristic of Laos, where it is quite a rare surname, Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, ใสส่อง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saisong | Thailand, China, United States, India, Laos |