Last name Lencek (Lencek 
) , in the entire world, is a rare family name. The family name Lencek is characteristic of Slovenia, where it is quite a rare surname, Croatia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Slovenia, Brazil, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Lencek | Germany, Slovenia, Canada, Brazil, United States |