His irreverence for conventional aesthetic standards led him to devise his famous ready-mades and heralded an artistic revolution. After the sensation caused by Nude Descending a Staircase, No. Marcel Duchamp, in full Henri-Robert-Marcel Duchamp, (born July 28, 1887, Blainville, France-died October 2, 1968, Neuilly), French artist who broke down the boundaries between works of art and everyday objects.