Surname Sunyk (Sunyk 
, Суник 
) , in the world, is a rare cognomen. The last name Sunyk is characteristic of Russia, where it is a very rare surname, Ukraine, and Mexico, where it is an extremely rare surname. Much less frequently, Sunyk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sunyk | Mexico, Brazil |
| Суник | Russia, Ukraine |