Violinist, chamber musician, educator, music organizer and publisher. In the years 1915-17 he studied violin at the Conservatory in St. Petersburg. From 1921 to 1925 he was a student of Stanisław Barcewicz's violin and viola class at the Warsaw Conservatory. In 1929 he deepened his skills in the interpretation of early music under the direction of Wanda Landowska in Paris.
In the years 1921-31 he worked in the Warsaw Opera Orchestra and from 1925 to 1939 he performed in the chamber ensemble Trio-Sonata he founded, and in the years 1933-39 in the Polish Quartet, composed of: Irena Dubiska (I violin), Tadeusz Ochlewski (II violin), Mieczysław Szaleski (viola) and Zofia Adamska (cello).
From 1927, he was a teacher at the Warsaw Conservatory: in 1927-37 he taught violin, in 1933-39 he led a chamber music class, and in 1935-39 he was a violin player. After the war, from 1948 to 1950, he led the viola class at the State Higher School of Music in Kraków.
Together with Bronisław Rutkowski, Teodor Zalewski, Emma Altberg and Adolf Chybiński, he founded the Association of Polish Early Music Lovers in Warsaw, which organized over 150 concerts for children and teenagers with the participation of outstanding soloists and the chamber choir and chamber orchestra. In 1934, on the initiative of Ochlewski, Zalewski and Rutkowski, the Music Movement Organization was established, which Ochlewski directed until 1939.
Tadeusz Ochlewski spent the years of World War II in Warsaw, where he participated in the work of the Secret Union of Musicians, organized secret concerts for school children, in his apartment. There were so-called "concerts of war creativity" he performed in the "Salon Sztuki" café in Bolesław Woytowicz's café. After the fall of the Warsaw Uprising, he settled in Krakow.
In 1945, the Minister of Culture and Art entrusted him with the task of establishing the Polish Music Publishing House, whose director was to retire (1965).
He has been honored with many awards and distinctions for his work, including in 1936 he received the Golden Cross of Merit, in 1937 - the Latvian Commander Cross of Three Stars, in 1950 - the Polish Composers' Union Award, in 1952 - the Knight's Cross of the Order of Polonia Restituta, in 1954 - Officer's Cross of the Order of Polonia Restituta, in 1958 - the City of Krakow Award, 1959 - Commander's Cross of the Order of Polonia Restituta, in 1965 - the Award of the Minister of Culture and Art.