Surname Lyaks (Lyaks 
, Лякс 
) , in the entire world, is a rare last name. The last name Lyaks is characteristic of Russia, where it is a very rare surname, Ukraine, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lyaks | Russia, United States |
| Лякс | Russia, Ukraine |