Jerzy Lefeld (Jerzy Albert Lefeld) born 17 January 1898 in Warsaw, died on 22 February 1980 in Warsaw, was a Polish composer, pianist and a music teacher. From 1917 until World War II he taught piano at the Warsaw Conservatory. He became its professor in 1933. In the period 1924-1926 he also collaborated with the experimental radio studio in Warsaw and from 1926 with the Polish Radio (including as a member of the Polish Radio Little Orchestra conducted by J. Ozimiński). In the years 1941-1944 he worked as a teacher and played in cafes and private homes. After the war he resumed work in the suc