Yaroslav Yaroslavenko (Ukrainian: Ярослав Ярославенко), original surname Vintskovsky (Ukrainian: Вінцковський, Polish: Więckowski; March 30, 1880 – June 26, 1958) was a Ukrainian composer and conductor best known as author of music for the song Za Ukrainu. Born in Lviv, Yaroslavenko was a son of Ukrainian writer and poet Dmytro Vintskovsky and Anna de Weryha-Wysoczańska-Pietrusiewicz. His original profession was railway engineer. He studied at the Lviv Conservatory from 1898 to 1900, and graduated with a degree in engineering from the Lviv Polytechnic Institute in 1904. He co-founded the Torba