Cognomen Czár (Czár 
) , globally, is a very rare surname. The cognomen Czár is habitual in Eastern Europe, particularly Hungary, where it is a rare surname. Much less frequently, Czár is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Czár | Hungary |
| czár richárd Hungarian association football player, HU (b. 1992) |
|