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