Last name Katanja (Katanja 
) , in all the world, is a very rare surname. The family name Katanja is characteristic of Albania, where it is quite a rare surname, Italy, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Albania, Italy, and India. Much less frequently, Katanja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Katanja | Italy, India, United States, Albania |