Cognomen Latsouk (Latsouk 
, Лацук 
) , all around the world, is a rare family name. The last name Latsouk is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Latsouk | Germany |
| Лацук | Kazakhstan, Russia, Ukraine, Belarus |