William FitzRoy (1773-1837) (1773–1837) Parents Anne Warren Charles FitzRoy, 1st Baron Southampton Children Arthur William Bagot Fitzroy Frederick Thomas William Coke Fitzroy George William Howe Fitzroy Charles William Henry Gage Fitzroy William Simon Houghton Fitzroy Siblings Warren Fitzroy George FitzRoy, 2nd Baron Southampton Georgiana FitzRoy Emily Fitzroy Frederick Fitzroy Charlotte Fitzroy William Fitzroy Charles FitzRoy Henry Fitzroy Louisa Fitzroy Partners Elizabeth FitzRoy Catherine Haughton Clarke