Cognomen Kucaj (Kucaj 
, Куцай 
) , across the world, is quite a rare surname. The family name Kucaj is habitual in Albania, where it is quite a rare surname, Ukraine, where it is a rare surname, and Poland. Also, Kucaj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kucaj | United States, Greece, Poland, Italy, Albania |
| Куцай | Ukraine, Russia, Kazakhstan |
| wiktor kucaj (b. 1956) |
|