Tiutiunnyk

Tiutiunnyk, Tiutiunnik, Tyutyunnik, etc. is a Ukrainian-language surname. It is an occupational surname derived from ahy occupation related to growing/manufacturing/selling tobacco (tiutiun, тютюн in Ukrainian).

The surname may refer to:
 * Hryhir Tiutiunnyk (1931-1980), Ukrainian writer
 * Hryhoriy Tiutiunnyk (1920-1961), Ukrainian writer
 * Katia Tiutiunnik (born 1967), Australian composer, scholar and violist
 * Mykola Tiutiunnyk (born 1949), Ukrainian writer
 * Vasyl Tyutyunnyk (1890-1919), Russian and Ukrainian military commander
 * Vasyl Tyutyunnyk (singer) (1860-1924), Ukrainian singer, stage director, and music educator
 * Yuriy Tyutyunnyk (1891-1930), Russian and Ukrainian military commander