Lady Constance Adelaide Seymour (1852-1915) (1852–1915) Parents Emily Seymour, Marchioness of Hertford Francis Seymour, 5th Marquess of Hertford Children Michael Barne Seymour Barne Winifred Edith Barne Mary Emily Barne Miles Barne Siblings Lord Ernest James Seymour Lady Florence Catherine Seymour Horatia Elizabeth Erskine Lord Albert Seymour Lady Georgina Emily Lucy Seymour Frederica Georgina Seymour Hugh Seymour, 6th Marquess of Hertford Lord Victor Alexander Seymour Lady Mary Margaret Seymour Partners Frederick St John Barne