This is a list of present Marquesses in the Peerages of England, Scotland, Great Britain, Ireland, and the United Kingdom. Note that it does not mention any Marquessates held as a subsidary title of a Duke. For a more complete listing, which adds these "hidden" Marquessates as well as extant, extinct, dormant, abeyant, and forfeit ones, see List of Marquessates.

The general order of precedence among Marquesses is:

1. Marquesses of England
2. Marquesses of Scotland
3. Marquesses of Great Britain
4. Marquesses of Ireland created before 1801
5. Marquesses of the United Kingdom and of Ireland created after 1801

Marquesses of England

1. The Marquess of Winchester (1551)

Marquesses of Scotland

1. The Marquess of Huntly (1599)
2. The Marquess of Queensberry (1682)
3. The Marquess of Tweeddale (1694)
4. The Marquess of Lothian (1701)

Marquesses of Great Britain

1. The Marquess of Lansdowne (1784)
2. The Marquess Townshend (1787)
3. The Marquess of Salisbury (1789)
4. The Marquess of Bath (1789)
5. The Marquess of Hertford (1793)
6. The Marquess of Bute (1796)

Marquesses of Ireland prior to 1801

1. The Marquess of Waterford (1789)
2. The Marquess of Downshire (1789)
3. The Marquess of Donegall (1791)
4. The Marquess of Headfort (1800)
5. The Marquess of Sligo (1800)
6. The Marquess of Ely (1800)

Marquesses of the United Kingdom and of Ireland after 1801

1. The Marquess of Exeter (1801)
2. The Marquess of Northampton (1812)
3. The Marquess Camden (1812)
4. The Marquess of Anglesey (1815)
5. The Marquess of Cholmondeley (1815)
6. The Marquess of Londonderry (1816)
7. The Marquess Conyngham (1816)
8. The Marquess of Ailesbury (1821)
9. The Marquess of Bristol (1826)
10. The Marquess of Ailsa (1831)
11. The Marquess of Normanby (1838)
12. The Marquess of Abergavenny (1876)
13. The Marquess of Zetland (1892)
14. The Marquess of Linlithgow (1902)
15. The Marquess of Aberdeen and Temair (1916)
16. The Marquess of Milford Haven (1917)
17. The Marquess of Reading (1926)