Family name Estika (Estika 
) , in all the world, is a rare last name. The surname Estika is habitual in Indonesia, where it is a rare surname, and the United States, where it is an extremely rare surname. Likewise, Estika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Estika | Croatia, Indonesia, India, Brazil, United States |