Last name Augustynyak (Augustynyak 
) , in all the world, is an extremely rare family name. The surname Augustynyak is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Augustynyak | Russia |
Аугустиняк, Аугустыниак, and Аугустыняк