Last name ไขแสง (ไขแสง 
, Khaisaeng 
, Khaisang 
) , in all the world, is quite a rare surname. The cognomen ไขแสง is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname. Also, ไขแสง is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไขแสง | Thailand |
| Khaisaeng | Thailand, United States |
| Khaisang | United Kingdom, Thailand, India |