Cognomen Letsyuk (Letsyuk 
, Лецюк 
) , globally, is a rare family name. The family name Letsyuk is habitual in Eastern Europe, particularly Ukraine, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Letsyuk | Russia |
| Лецюк | Ukraine, Russia |