Osvaldas Jonas Balakauskas (born December 19, 1937, in Miliūnai)[1] is a Lithuanian composer of classical music and diplomat.
[2] After his mandatory service in the Soviet Army between 1961 and 1964, he studied composition with Boris Lyatoshinsky and Myroslav Skoryk at the Kiev Conservatory until 1969.
He is currently head of the Composition Department of the Lithuanian Academy of Music and Theatre.
His output consists of symphonies, concertos, chamber and instrumental music.
Important works include Sonata of the Mountains inspired by the paintings of Mikalojus Konstantinas Čiurlionis (1975), Symphony No.