Russian-American conductor, composer and double-bassist. Born on July 26th, 1874 Vychni Volotchek, Russia; died on June 4th, 1951 in Boston, USA.
Married to Nadezhda Galat (divorced), Natalie Ushkova Koussevitzky (1880–1942) and Olga Naumoff Koussevitzky (1901-1978).