Surname Чангсон (Changson 
, Чангсон 
) , around the world, is a rare cognomen. The last name Чангсон is characteristic of Thailand, where it is a very rare surname, Australia, and India. Much less frequently, Чангсон is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Changson | Thailand, China, Australia, India, United States |
| Чангсон | Russia |