Cognomen Kuhlenko (Kuhlenko 
, Кухленко 
) , in the world, is a rare surname. The cognomen Kuhlenko is characteristic of Belarus, where it is a rare surname, Ukraine, and Kazakhstan. In absolute terms, it is commonest in Eastern Europe, particularly Russia, Ukraine, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Kuhlenko | Ukraine |
| Кухленко | Kazakhstan, Russia, Ukraine, Belarus |