William Horace Lascelles (1868-1949) (1868–1949) Parents Henry Lascelles, 4th Earl of Harewood Diana Elizabeth Smyth Children Susan Olivia Lascelles Mary Lascelles Daniel Lascelles John Edward Lascelles Pamela Diana Lascelles Siblings Eric James Lascelles Margaret Lascelles Mary Lascelles Susan Lascelles Henry Lascelles, 5th Earl of Harewood Francis John Lascelles Constance Lascelles Charles George Lascelles Edwin Harry Lascelles Gerald William Lascelles George Algernon Lascelles Frederick Lascelles Daniel Harry Lascelles Partners Madeline Barton