Zmicier Zhylunovich (Belarusian-lacinka: Zmicier Žylunovic, Belarusian-Cyrillic alphabet: ??????? ?????????, transliterated from Russian: "Dmitri Zhilunovich") (October 13, 1887 – April 11, 1937) was a Belarusian poet, writer and journalist, known under pen name Tsishka Hartny (Ciška Hartny, ????? ??????), and a political leader.
He was the first head of a Soviet government in Belarus, the Socialist Soviet Republic of Byelorussia.In 1924 he published a book "Slivers on the waves".
In 1937, during the Great Purge in the Soviet Union, he was arrested as an "enemy of the Belarusian people" and committed suicide in prison.