Surname Jangchai (Jangchai 
) , throughout the world, is a very rare family name. The family name Jangchai is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jangchai | Thailand |
Acharee, Prissana, Jaratpong, and Jiratchaya