Surname Tomlyak (Tomlyak 
, Томляк 
) , in the world, is a rare last name. The family name Tomlyak is habitual in Ukraine, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Tomlyak | Ukraine |
| Томляк | Kazakhstan, Ukraine, Russia |