Globally, Карой (Károly 
, Karoly 
, Карой 
) is a common primarily male, but very seldom female given name. The given name Карой is characteristic of Eastern Europe, particularly Hungary, where it is quite a common male name, Romania, and Slovakia, where it is quite a rare masculine name. Measured by absolute frequency, it is the most numerous in Hungary, Romania, and Germany. Also, Карой is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Károly | Germany, Romania, Hungary, United States, Slovakia |
| Karoly | Germany, Romania, Hungary, United States, Tanzania |
| Карой | Ukraine, Russia |
| Botvay | Hungary |
Carel, Carl, Carles, Carlo, Carlos, Carolus, Charel, Charles, Charlez, Karel, Karl, Karlo, Karoi, Karoj, Karol, Karolis, Karoy, Siarl, Карай, Карал, Караль, Карел, Карл, Карла, Карлас, Карлес, Карло, Карлос, Карлуш, Карол, Каролис, Кароль, Каролюс, Чарлз, Чарлс, Чарльз, Чарльз, Шарль, Шарл, Шарль, צ'ארלס, קארוי, קארל, קרל, קרלו, קרלוס, קרלס, שארל, تشارلز, شارل, كارل,
| карой пап UA (b. 1872) |
|