Last name Reznychenko (Резниченко 
, Reznychenko 
) , worldwide, is a common surname. The last name Reznychenko is habitual in Russia, where it is quite a rare surname, Kazakhstan, and Belarus. In absolute terms, it most frequently occurs in Russia, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Резниченко | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |
| Reznychenko | Estonia, Ukraine, Canada, Hungary |