Cognomen Jancsika (Jancsika 
) , globally, is a very rare surname. The cognomen Jancsika is habitual in Eastern Europe, particularly Romania, where it is a rare surname, and Hungary. Very seldom, Jancsika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jancsika | Romania, Hungary |
| jancsika károly football player, HU (b. 1955) |
|