Last name Kacnelson (Кацнельсон 
, Kacnelson 
) , all over the world, is quite a rare family name. The family name Kacnelson is habitual in Azerbaijan, where it is quite a rare surname, Belarus, and Russia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Кацнельсон | Azerbaijan, Kazakhstan, Russia, Belarus, Ukraine |
| Kacnelson | Georgia, Lithuania |
| dora kacnelson Polish journalist, historian and slavicist, PL (b. 1921) |
|