Maria Anne Fitzroy noblewoman; (1785-1855) (1785–1855) Parents George FitzRoy, 4th Duke of Grafton Charlotte FitzRoy, Duchess of Grafton Children Charlotte Maria Oglander Sir Henry Oglander, 7th Baronet William Oglander Siblings Isabella St. John Lord Charles FitzRoy Henry FitzRoy, 5th Duke of Grafton Lady Elizabeth Anne FitzRoy Partners Sir William Oglander, 6th Baronet