Henri Herz (6 January 1803 – 5 January 1888) was a virtuoso pianist, composer and piano manufacturer, Austrian by birth and French by nationality and domicile. He was a professor in the Paris Conservatoire for more than thirty years. Among his major works are eight piano concertos, a piano sonata, rondos, nocturnes, waltzes, marches, fantasias, and numerous sets of variations.