Nikolai Lopatnikoff (1902–1973) was a Russian-American composer, pianist, and educator known for his contributions to classical music, particularly in the genres of orchestral and chamber music. Born in Saint Petersburg, he studied at the Royal Conservatory in Berlin and later emigrated to the United States in 1922, where he settled in New York City. Lopatnikoff's notable works include his "Concerto for Piano and Orchestra" (1944), the "Symphony No. 2" (1948), and various chamber pieces, such as his string quartets. His style is characterized by a blend of Russian folk elements with Western classical traditions, incorporating rich harmonies and complex rhythms. Lopatnikoff was influential in music education, serving as a professor at various institutions, including the University of Southern California and the Manhattan School of Music. His impact is noted not only in his compositions but also in his role as a mentor to younger musicians, fostering a deeper appreciation for contemporary classical music. Despite not being as widely recognized as some of his contemporaries, his work continues to resonate within the classical music community, showcasing the fusion of traditional and modern techniques.