William Redivivus Oliver de Lorncourt, the Marquis de Leuville, was an author, song writer, composer and collector.
The Marquis de Leuville was the author of Entre-Nous, published by Chapman and Hall in 1877. He was also the writer and composer of The First Kiss (for one voice and piano) (1895), The Silent Bell, First Sight and Thy Realm. He was registered as living at York Terrace in 1881. At some point between 1875 and 1895 he invited JW to view his 'pictures & biblots & bric à brac' (#11114).
Kelly's London Postal Directory, London, 1881; The Mayfair ... Directory for 1887-88, London, 1888; catalogue, Bibliothèque Royale, Brussels; British Library catalogue.