Jonas Čiurlionis (1891-1955) - organist, music teacher, younger brother of M. K. Čiurlionis.

In 1910-1919 (with interruptions) he studied organ and other musical disciplines at the Warsaw Conservatoire, graduated from six classes of adult evening courses and acquired the specialty of music teacher. In 1914-1915 he served in the tsarist Russian army near Warsaw, was wounded and was sent to St. Petersburg. He was wounded in the Russian army in St. Petersburg, where he was injured in a hospital.

1915-1917 - employee of the Lithuanian Refugee Committee in Moscow and free listener at the Conservatory. After joining his brother Stasys Čiurlionis in Kiev, he was an employee and private teacher at the Musical Art from 1917-1918. In 1919 he graduated from music studies in Warsaw, studied for half a year at the Kaunas Military School, and in 1920-1926 he served in various units of the Lithuanian Army - he was a platoon and company commander, earning the military rank of chief lieutenant.

In 1927-1930 he worked in the Ministry of Finance in Kaunas. Later he worked as a music teacher in Kaunas, Širvintai, Palanga, Skapiškis, Pandelis progymnasiums, gymnasiums in Rokiškis and Vilnius. From 1945-1946 he worked as a Lithuanian language teacher and translator in state institutions in Vilnius, from 1947-1953 he was a teacher at the Vilnius Salomejaa Nėris and Juozas Tallat-Kelpša Music School - he was dismissed as untrustworthy to the Soviet authorities. Three children grew up in the family of Jonas Čiurlionis.

"Jonukas - his eyes almost always shine like St John's beetle. The soul - the poet - more than once, caught by inspiration, improvises tales so beautifully and so originally; I listen to them like beautiful music." (From a letter to Brother Povilas, 2 November-December 1909. Čiurlionis M.K. On Music and Art. Vilnius, 1960. P. 254)