Cor de Groot (July 7, 1914 – May 26, 1993) was a renowned Dutch pianist and composer. He was born in Amsterdam. He studied piano with Egbert Veen and Ulferts Schults, and composition and conducting under Sem Dresden. In 1932 he graduated with highest honours, playing a piano concerto written by himself. After becoming a soloist with the Concertgebouw Orchestra, he won the fifth prize at the 1936 international contest for pianists in Vienna.