Tranquillo Manoah Leide-Tedesco (August 19, 1894[1] – January 29, 1982) was an Italian-American composer, conductor and violinist.

[4] Educated at the University of Naples, Leide-Tedesco did his post graduate studies in Czechoslovakia (1925–1931), receiving his Doctorate in Philology and Sociology.

He attended the Prague Conservatory where he continued his musical studies under Ildebrando Pizzetti, Josef Suk and Karel Jirák.

From 1922 through 1935, Leide-Tedesco conducted many of the leading symphony orchestras of Central Europe including the Philharmonics of Prague, Vienna and Pressburg.

During this time he was entrusted with some of the first performances of the works of Maurice Ravel (L'enfant et les sortilèges and Alborada del Gracioso), Manuel de Falla (El sombrero de tres picos, El amor brujo), Richard Strauss (Parergon zur Symphonia Domestica), Alessandro Longo (Studi sinfonici per "La matrona d'Efeso"), Schoenberg (Pierrot Lunaire), Stravinsky (Histoire du Soldat) and Ildebrando Pizzetti.

Personal friends who corresponded frequently, and visited with him and his wife, Regina, in the artist community of Colorado Springs (1955-1981), included painters Emmanuel Glicenstein Romano, Alois Lecoque, and Paschal Quackenbush; musicians and composers Ernst Toch,[8] Mario Castelnuovo-Tedesco (no relation), Rafael Kubelík, Karel Jirák, and operatic singer Rosa Raisa; as well as his good friend Albert B. Sabin, developer of the oral polio vaccine.

[9] In 1952 Rafael Kubelik conducted the first Chicago Symphony Orchestra performance of Leide-Tedesco's For Harvest Time, Prelude of Dances.

26 — Sonata for Oboe and Pianoforte (World premiere April 18, 1961 at the Teatro La Fenice (Sale Apollinee) as part of the Venice Biennale International Festival of Contemporary music[11]) Op.