Lady Mary Elizabeth Emily FitzRoy (1817-1887) (1817–1887) Parents Henry FitzRoy, 5th Duke of Grafton Mary Caroline, Duchess Grafton Children Mary Louisa Sophia Phipps Siblings William FitzRoy, 6th Duke of Grafton Maria Louisa FitzRoy Lord Frederick Fitzroy Augustus FitzRoy, 7th Duke of Grafton Partners Augustus Frederick Phipps