Cognomen Лушчик (Лушчик 
, Lushchik 
, Lushchyk 
) , worldwide, is a rare family name. The last name Лушчик is habitual in Estonia, where it is quite a rare surname, Belarus, where it is a rare surname, and Lithuania. Measured by absolute frequency, this name is the most popular in Russia, Belarus, and Estonia.
| VARIANT | COUNTRY |
|---|---|
| Лушчик | Russia |
| Lushchik | Kazakhstan, Russia, Belarus, United States, Ukraine |
| Lushchyk | Russia, Italy, Estonia, Belarus, Lithuania |