Last name Kuźniecow (Kuźniecow 
) , throughout the world, is a very rare cognomen. The last name Kuźniecow is habitual in Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kuźniecow | Poland |
| krzysztof kuźniecow Polish ice hockey player, PL (b. 1968) |
|