Duke of Grafton

==Holders==
 	From 	Until 	Name 	Lifespan
1. 	11 September 1675	9 October 1690 	Brigadier General The Most Noble Henry FitzRoy, 1st Duke of Grafton, K.G. 	1663-1690
2. 	9 October 1690 	6 May 1757 	The Most Noble Charles FitzRoy, 2nd Duke of Grafton, K.G., P.C. 	1683-1757
3. 	6 May 1757 	14 March 1811 	The Most Noble Augustus Henry FitzRoy, 3rd Duke of Grafton, K.G., P.C. 	1735-1811
4. 	14 March 1811 	28 September 1844	The Most Noble George Henry FitzRoy, 4th Duke of Grafton, K.G. 	1760-1844
5. 	28 September 1844	26 March 1863 	The Most Noble Henry FitzRoy, 5th Duke of Grafton 	1790-1863
6. 	26 March 1863 	21 May 1882 	The Most Noble William Henry FitzRoy, 6th Duke of Grafton 	1819-1882
7. 	21 May 1882 	4 December 1918 	The Most Noble Augustus Charles Lennox FitzRoy, 7th Duke of Grafton, K.G., C.B.	1821-1918
8. 	4 December 1918 	10 January 1930 	The Most Noble Alfred William Maitland FitzRoy, 8th Duke of Grafton 	1850-1930
9. 	10 January 1930 	4 August 1936 	The Most Noble John Charles William FitzRoy, 9th Duke of Grafton 	1914-1936
10.	4 August 1936 	11 November 1970 	The Most Noble Charles Alfred Euston FitzRoy, 10th Duke of Grafton 	1892-1970
11.	11 November 1970 	7 April 2011 	The Most Noble Hugh Denis Charles FitzRoy, 11th Duke of Grafton, K.G., D.L. 	1919-2011
12.	7 April 2011 	 	The Most Noble Henry Oliver Charles FitzRoy, 12th Duke of Grafton 	1978-
==Other Titles==
===Peerage of England===
*Earl of Arlington (1672), 1723-1936
*Earl of Euston (1672), 1675-present
*Viscount Thetford (1672), 1723-1936
*Viscount Ipswich (1672), 1675-present
*Baron Arlington (1664), 1723-1936
*Baron Sudbury (1672), 1675-present