Cognomen Chathika (Chathika 
) , in the world, is an extremely rare last name. The surname Chathika is characteristic of South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. More prevalently, Chathika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chathika | Malaysia, India, United States, Thailand |