Family name Lyank (Lyank 
, Лянк 
) , worldwide, is a very rare last name. The surname Lyank is characteristic of Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine. Much less frequently, Lyank is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lyank | Brazil, Ukraine |
| Лянк | Ukraine, Russia |