Dukedoms in the peerage of England
Dukedoms in the peerage of Scotland
Dukedoms in the peerage of Great Britain
Dukedoms in the peerage of Ireland
Dukedoms in the peerage of the United Kingdom
Marquessates in the peerage of England
Marquessates in the peerage of Scotland
Marquessates in the peerage of Great Britain
Marquessates in the peerage of Ireland
Marquessates in the peerage of the United Kingdom
1 Royal Dukedom of Cornwall 17 March 1337
2 Dukedom of Norfolk 28 June 1483
3 Dukedom of Somerset 16 February 1547
4 Dukedom of Richmond 9 August 1675(is also holder of the Dukedoms of Lennox and Gordon)
5 Dukedom of Grafton 11 September 1675
6 Dukedom of Beaufort 2 December 1682
7 Dukedom of St Albans 10 January 1684
8 Dukedom of Bedford 11 May 1694
9 Dukedom of Devonshire 12 May 1694
10 Dukedom of Marlborough 14 December 1702
11 Dukedom of Rutland 29 March 1703
One Dukedom held by the eldest son of the sovereign,9 Dukedoms held by 9 unroyal English Dukes and one Dukedom held by one English/Scottish/UK Duke.
1 Royal Dukedom of Rothesay 24 April 1398(is also holder of the Dukedom of Cornwall)
2 Dukedom of Hamilton 12 April 1643(is also holder of the Dukedom of Brandon)
3 Dukedom of Buccleuch 20 April 1663(is also holder of the Dukedom of Queensberry)
4 Dukedom of Lennox 9 August 1675(is also holder of the Dukedoms of Richmond and Gordon)
5 Dukedom of Queensberry 3 November 1684(The Dukedom is held by the Duke of Buccleuch).
6 Dukedom of Argyll 23 June 1701.
7 Dukedom of Atholl 30 June 1703
8 Dukedom of Montrose 24 April 1707
9 Dukedom of Roxburghe 25 April 1707
One Dukedom held by the eldest son of the sovereign,five Dukedoms held by four unroyal Scottish Dukes,one Dukedom held by one unroyal Scottish/GB Duke,one Dukedom held by one unroyal Scottish/UK Duke and one Dukedom held by one unroyal English/Scottish/UK Duke.
1 Dukedom of Brandon 10 September 1711(The Dukedom is held by the Duke of Hamilton and Brandon).
2 Dukedom of Manchester 28 April 1719
3 Dukedom of Northumberland 22 October 1766
Two Dukedoms held by two GB Dukes and one Dukedom held by one Scottish/GB Duke.
1 Dukedom of Leinster 26 November 1766.
2 Dukedom of Abercorn 10 August 1866
DUKEDOMS IN THE PEERAGE OF THE UNITED KINGDOM
1 Dukedom of Wellington 11 May 1814.
2 Dukedom of Sutherland 28 January 1833.
3 Dukedom of Westminster 27 February 1874
4 Dukedom of Gordon 13 January 1876(Is also holder of the Dukedoms of Richmond and Lennox)
5 Dukedom of Argyll 17 April 1892(The Dukedom is held by the Scottish Duke of Argyll ).
6 Dukedom of Fife 24 April 1900
7 Dukedom of Gloucester 31 March 1928.
8 Dukedom of Kent 12 October 1934.
9 Dukedom of Edinburgh 20 November 1947.
10Dukedom of York 23 July 1986.
Four Dukedoms held by four royal Dukes,four Dukedoms held by four unroyal UK Dukes,one Dukedom held by one unroyal English/Scottish/UK Duke and one Dukedom held by one unroyal Scottish/UK Duke.
Totally 29 unroyal Dukedoms held by unroyal 24 Dukes and 6
Royal Dukedoms held by 5 Royal Dukes.
1 Marquessate of Winchester 12 October 1551
2 Marquessate of Worcester 2 March 1642(the Marquessate is held by the Duke of Beaufort)
3 Marquessate of Tavistock 11 May 1694(The Marquessate is held by the English Duke of Bedford)
4 Marquessate of Hartington 12 May 1694(The Marquessate is held by the Duke of Devonshire).
5 Marquessate of Blandford 14 December 1702(The Marquessate is held by the Duke of Marlborough)
6 Marquessate of Granby 29 March 1703(The Marquessate is held by the Duke of Rutland).
Five Marquessate held by five English Dukes and one Marquessate held by one English Marquess.
1 Marquessate of Huntly 17 April 1599
2 Marquessate of Douglas 14 June 1633(The Marquessate is held by the Duke of Hamilton and Brandon).
3 Marquessate of Argyll 15 November 1641(dormant,the heir is the Duke of Argyll)
4 Marquessate of Clydesdale 12 April 1643(The Marquessate belongs to the Dukedom of Hamilton and is held by the Duke of Hamilton and Brandon).
5 Marquessate of Montrose 6 May 1644(The Marquessate is held by the Duke of Montrose).
6 Marquessate of Atholl 7 February 1676(The Marquessate is held by the Duke of Atholl).
7 Marquessate of Queensberry 11 February 1682
8 Marquessate of Dumfriesshire 3 November 1684(The Marquessate belongs to the Dukedom of Queensberry and is held by the Duke of Buccleuch and Queensberry)
9 Marquessate of Tweedale 17 December 1694
10 Marquessate of Lothian 23 June 1701
11 Marquessate of Lorne and Kintyre 23 June 1701(The Marquessate is held by the Duke of Argyll).
12 Marquessate of Tullibardine 30 June 1703(The Marquessate is held by the Duke of Atholl).
13 Marquessate of Graham and Buchanan 24 April 1707 (The Marquessate belongs to and is held by the Duke of Montrose).
14 Marquessate of Bowmont and Cessford 25 April 1707(The Marquessate belongs to and is held by the Duke of Roxburghe).
Four Marquessates held by four Scottish Marquesses,six Marquessates held by five Scottish Dukes,two Marquessates are being held by one Scottish/GB Duke,one Marquessate is held by one Scottish/UK Duke, and one Marquessate is dormant.
1 Marquessate of Lansdowne 6 December 1784
2 Marquessate of Townshend 31 October 1787
3 Marquessate of Stafford 1 March 1786(The Marquessate is held by the Duke of Sutherland).
4 Marquessate of Salisbury 18 August 1789.
5 Marquessate of Bath 18 August 1789.
6 Marquessate of Abercorn 15 October 1790(The Marquessate is held by the Irish Duke of Abercorn).
7 Marquessate of Hertford 5 July 1793.
8 Marquessate of Bute 27 February 1796
Six Marquesses held by six Marquesses and one Marquessate held by one Irish Duke andone Marquessate held by one UK Duke.
1 Marquessate of Kildare 3 March 1761(The Marquessate is held by the Duke of Leinster)
2 Marquessate of Waterford 19 August 1789
3 Marquessate of Downshire 20 August 1789
4 Marquessate of Donegall 4 July 1791.
5 Marquessate of Headfort 29 December 1800
6 Marquessate of Sligo 29 December 1800.
7 Marquessate of Ely 1 January 1801.
8 Marquessate of Conyngham 5 January 1816
9 Marquessate of Londonderry 13 January 1816
10 Marquessate of Ormonde 29 October 1825
11 Marquessate of Hamilton 10 August 1868(The Marquessate is held by the Duke of Abercorn).
Nine Marquessates held by 9 Marquesses and two Marquessates held by two Irish Dukes.
1 Marquessate of Exeter 4 February 1801
2 Marquessate of Northampton 7 September 1812
3 Marquessate of Camden 7 September 1812
4 Marquessate of Wellington 3 October 1812 The Marquessate is held of the Duke of Wellington)
5 Marquessate of Douro 11 May 1814(The Marquessate is held by the Duke of Wellington).
6 Marquessate of Anglesey 4 July 1815
7 Marquessate of Cholmondeley 22 November 1815
8 Marquessate of Ailesbury 17 July 1821
9 Marquessate of Bristol 30 June 1826
10 Marquessate of Ailsa 10 September 1831
11 Marquessate of Westminster 13 September 1831(The Marquessate is held by the Duke of Westminster)
12 Marquessate of Normanby 25 June 1838
13 Marquessate of Abergavenny 14 January 1876
14 Marquessate of Zetland 22 August 1892
15 Marquessate of Linlithgow 27 October 1902
16 Marquessate of Aberdeen 4 January 1916
17 Marquessate of Milford Haven 17 July 1917
18 Marquessate of Reading 7 May 1926
Fifteen Marquessates held by Fifteen UK Marquesses and three Marquessates held by two UK Dukes.
The heir apparent to the throne has one English Dukedom,4 Scottish peerages and one UK Earldom.
4 Royal UK Dukes has 12 UK peerages.
The nine unroyal Dukes in the peerages of England has altogether 46 English peerages, one GB Barony,4 UK peerages
One Scottish/GB Duke has 11 Scottish peerages and two GB peerages.
One Scottish/UK Duke has 10 Scottish peerages,two GB peerages and one UK peerage
One Scottish/English/UK Duke has 3 English peerages,4 Scottish peerages,2 UK peerages
The five unroyal Dukes in the peerage of Scotland has altogether two English peerages,46 Scottish peerages,two GB peerages and one UK peerage.
The two Dukes in the peerage of Ireland has altogether 4 Scottish peerages,10 Irish peerages,5 GB peerages and one UK peerage.
The two Dukes in the peerage of Great Britain has altogether 3 English peerages,9 GB peerages .
The four Dukes in the peerage of the United Kingdom has altogether one English Barony,two Scottish peerages,3 Irish peerage,three GB peerages,14 UK peerages
The English Marquess of Winchester has 4 English peerages.
The four Marquesses in the peerage of Scotland has 22 Scottish peerages and three UK peerages.
The nine Marquesses in the peerage of Ireland has altogether 43 Irish peerages,two GB peerages and 10 UK peerages.
The six Marquesses in the peerage of Great Britain has altogether 8 English peerages,5 Scottish peerages,8 Irish peerages 12 GB peerages
The fifteen Marquesses in the peerage of the United Kingdom has altogether 10 English peerages, 5 Scottish peerages,3 Irish peerages,10 GB peerages and 31 UK peerages.