Last name Kancsar (Kancsar 
) , throughout the world, is a rare cognomen. The cognomen Kancsar is habitual in Hungary, where it is quite a rare surname, Switzerland, where it is a rare surname, and France, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Hungary, Switzerland, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kancsar | Switzerland, Hungary, United Kingdom, United States, France |