KOSHETZ, NINA (1894–1965), soprano singer. Born in Kiev, Koshetz entered the Moscow Conservatory to study piano at the age of 11 and singing at 16. She toured Russia with the conductor *Koussevitzky and also gave many concerts with Rakhmaninov, of whose songs she was a famous interpreter. In 1921, she made her American debut, following which she appeared with many American and European orchestras. She also gave numerous recitals featuring Russian songs. In 1941, she settled in Hollywood, where she taught singing until her death.