Surname Davydenok (Давыденок 
, Davydenok , Давиденок 
) , all around the world, is a rare family name. The cognomen Davydenok is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Russia, where it is a very rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Давыденок | Belarus, Russia |
| Davydenok | Russia |
| Давиденок | Belarus, Russia, Kazakhstan, Ukraine |