Vincent Melzac (January 7, 1914–October 11, 1989) was an American business executive and art collector, best known as one of the earliest and most daring collectors of paintings of the Washington Color School. Born in Warsaw, Melzac grew up in Cleveland, where he attended Case Western Reserve University, earning a earning a master's degree in education. He continued his studies with a doctorate in education at Harvard University. Melzac went to Washington in the early 1940s to work for the Office of Emergency Planning.. Often described as a larger than life figure, Melzac was briefly chief executive officer of the Corcoran Gallery of Art. Between 1969 and 1980, he donated 46 works to the Smithsonian American Art Museum, including works by Color field painters Morris Louis, Kenneth Noland,