Born: August 3, 1840, Paris, France.
Died: November 24, 1889, Oxford House, Great Marlow, Buckinghamshire, England.
Buried: Brompton Cemetery, London, England.
Clay studied music under Wilhelm Bernhardt Molique in Paris and, briefly, Moritz Hauptmann in Leipzig, Germany. Except for some songs and two cantatas, he wrote most of his music for the stage.