Last name Kathika (Kathika 
) , in the world, is a rare cognomen. The family name Kathika is habitual in India, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Kathika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kathika | Sri Lanka, Colombia, Thailand, United States, India |