Last name Lyashkevych (Lyashkevych 
, Лиашкевич 
) , across the world, is a very rare surname. The cognomen Lyashkevych is characteristic of Spain, where it is a very rare surname, Russia, and Italy, where it is an extremely rare surname. Very seldom, Lyashkevych is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lyashkevych | Germany, Spain, Canada, United States, Italy |
| Лиашкевич | Russia |