Oleg S. Tymoshenko (Ukrainian: [ɔlɛg tɪmɔʃɛ'nkɔ]; born December 4, 1932; died December 20, 2010), was a Ukrainian choral conductor, professor, artist and academician. Tymoshenko was the honorary President of Green Cross Ukraine. He was a People's Artist of Ukraine, a member of The Lviv National Academy of Arts, and a full Cavalier of the Order of Merit. He was a member of the Ministry of Culture of Ukraine and the Ministry of Education. Tymoshenko was Rector of .