Cognomen Ляцкая (Ляцкая 
, Lyatskaya 
) , all over the world, is a very rare last name. The family name Ляцкая is characteristic of Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Ляцкая | Kazakhstan, Russia, Ukraine, Belarus |
| Lyatskaya | United States, Belarus |