Cognomen Jangka (Jangka 
) , in the entire world, is a rare surname. The family name Jangka is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname, Indonesia, and Philippines, where it is an extremely rare surname. In absolute terms, it is the most numerous in Indonesia, Malaysia, and India. Much less frequently, Jangka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jangka | Indonesia, Philippines, Malaysia, India |