Cognomen Венцкунас (Венцкунас 
) , all around the world, is a very rare family name. The cognomen Венцкунас is habitual in Eastern Europe, particularly Belarus, where it is a very rare surname, Ukraine, where it is an extremely rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Венцкунас | Russia, Ukraine, Belarus |