Family name Jangkang (Jangkang 
) , in all the world, is a very rare cognomen. The surname Jangkang is characteristic of Indonesia, where it is a very rare surname, Malaysia, and the United States, where it is an extremely rare surname. Likewise, Jangkang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jangkang | United States, Malaysia, Indonesia |