Cognomen Detthaisong (Detthaisong 
) , across the world, is an extremely rare last name. The surname Detthaisong is characteristic of Norway, where it is a very rare surname, and Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Detthaisong | Thailand, Norway |
Tidarat, Ruttanun, and Phonghiran