Family name ไชยสน (ไชยสน 
) , all over the world, is a very rare cognomen. The last name ไชยสน is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, ไชยสน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ไชยสน | Thailand |