Charles Alfred Euston FitzRoy, 10th Duke of Grafton, was born 4 June 1892 in Euston Hall, Euston, Suffolk, England, United Kingdom to Charles Edward FitzRoy (1857-1911) and Ismay Mary Helen Augusta FitzRoy (1863-1952) and died 11 November 1970 Bury St Edmunds, Suffolk, England, United Kingdom of unspecified causes. He married Doreen Maria Josepha Sydney Buxton (1897-1923) 24 January 1918 in Cape Town, Western Cape, South Africa. He married Lucy Eleanor Barnes (1897-1943) 6 October 1924 in Byfleet, Surrey, England, United Kingdom. He married Rita Emily Carr-Ellison (1911-1970) 18 July 1944 in Barnham Broom, Norfolk, England, United Kingdom. Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Willem van Oranje (1533-1584)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s, Robert I of Scotland (1274-1329)/s.
|Hugh Denis Charles FitzRoy, 11th Duke of Grafton (1919-2011)||3 April 1919 Cape Town, Western Cape, South Africa||7 April 2011 Euston Hall, Euston, Suffolk, England, United Kingdom||Ann Fortune Smith (1920-)|
|Anne Mildred Ismay FitzRoy (1920-2019)|
|Charles Oliver Edward FitzRoy (1923-1944)|
|Edward Anthony Charles FitzRoy (1928-c2007)|
|Michael Charles FitzRoy (1932-1954)|
|Peerage of England|
| Duke of Grafton