Cognomen Катар (Катар 
) , around the world, is a very rare surname. The cognomen Катар is habitual in Armenia, where it is a rare surname, Russia, where it is an extremely rare surname, and Ukraine. Likewise, Катар is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Катар | Kazakhstan, Armenia, Russia, Ukraine |