Octave Uzanne (14 September 1851 – 31 October 1931) was a 19th-century French bibliophile, writer, publisher, and journalist.He is noted for his literary research on the authors of the 18th century. He published many previously unpublished works by authors including Paradis Moncrif, Benserade, Caylus, Besenval, the Marquis de Sade and Baudelaire. He founded the Société des Bibliophiles Contemporaines, of which he was president. In the 'The End of Books' Octave Uzanne brilliantly anticipated the invention of the Walkman and anticipated the modern form of the 'demise of books argument' by a century.