Lady Hermione Duncombe Duchess of Leinster (1864-1895) (1864–1895) Parents William Duncombe, 1st Earl of Feversham Mabel Graham Children unknown daughter FitzGerald Maurice FitzGerald, 6th Duke of Leinster Lord Desmond FitzGerald Edward FitzGerald, 7th Duke of Leinster Siblings Helen Vincent, Viscountess D'Abernon William Duncombe, Viscount Helmsley James Duncombe Hubert Duncombe Lady Mabel Duncombe Lady Ulrica Duncombe Partners Gerald FitzGerald, 5th Duke of Leinster
