Nadezhda Nikolayevna Rimskaya-Korsakova (Russian: Надежда Николаевна Римская-Корсакова née Purgold (October 19 (N.S. October 31), 1848 – May 24, 1919) was a Russian pianist and composer as well as the wife of composer Nikolai Rimsky-Korsakov. She was also the mother of Russian musicologist Andrey Rimsky-Korsakov.
Born Nadezhda Nikolayevna Purgold in St. Petersburg, she was the youngest of three daughters and the great-granddaughter of the 18th century jurist Johann Purgold. She started playing the piano at age nine, continuing her piano studies at the St. Petersburg Conservatory with Anton Gerke. She also studied music theory at the conservatory with Nikolai Zaremba and, later, composition and orchestration with Rimsky-Korsakov but did not graduate. During the 1860s and '70s she played piano at musical soirees at the home of Alexander Dargomyzhsky, becoming friends with Dargomyzhsky, Modest Mussorgsky and Alexander Borodin. Mussorgsky, who was fond of both Nadezhda and her sister Alexandra and would become close to both, called Nadezhda "our darling orchestra." She also played at gatherings in her home works of Mily Balakirev and of other members of "The Five." Among the works she played with the kuchka were Mussorgsky's operas Zhenitba (Marriage) and Boris Godunov, plus Nikolai Rimsky-Korsakov's The Maid of Pskov.