| Created |
Title, order of succession, name, etc. |
Heir |
| 1822 |
I |
Adare (7th), held by the Earl of Dunraven and Mount-Earl |
|
| 1945 |
UK |
Addison (4th), William Matthew Wand Addison, b. 1945, s. 1992, m. |
Hon Paul Wand Addison, b. 1973 |
| 1703 |
S |
Aithrie (10th), held by the Marquess of Linlithgow |
|
| 1946 |
UK |
Alanbrooke (3rd), Alan Victor Harold Brooke, b. 1932, s. 1972 |
None |
| 1917 |
UK |
Alderney (4th), held by the Marquess of Milford Haven |
|
| 1946 |
UK |
Alexander of Tunis (2nd), held by the Earl Alexander of Tunis |
|
| 1919 |
UK |
Allenby (3rd), Michael Jaffray Hynman Allenby, b. 1931, s. 1984, m. |
Hon Henry Jaffray Hynman Allenby, b. 1968 |
| 1911 |
UK |
Allendale (4th), Wentworth Peter Ismay Beaumont, b. 1948, s. 2002, m. |
Hon Wentworth Ambrose Ismay Beaumont, b. 1979 |
| 1765 |
GB |
Althorp (9th), held by the Earl Spencer |
|
| 1905 |
UK |
Althorp of Great Brington (4th), held by the Earl Spencer |
|
| 1861 |
UK |
Amberley (6th), held by the Earl Russell |
|
| 1622 |
E |
Andover (14th), held by the Earl of Suffolk |
|
| 1806 |
UK |
Anson (7th), held by the Earl of Lichfield |
|
| 1642 |
S |
*Arbuthnott (16th), John Campbell Arbuthnott, b. 1924, s. 1966, m. |
Master of Arbuthnott, b. 1950 |
| 1751 |
I |
Ashbrook (11th), Michael Llowarch Warburton Flower, b. 1935, s. 1995, m. |
Hon Rowland Francis Warburton Flower, b. 1975 |
| 1925 |
UK |
Asquith (2nd), held by the Earl of Oxford and Asquith |
|
| 1917 |
UK |
Astor (4th), William Waldorf Astor, b. 1951, s. 1966, m. |
Hon William Waldorf Astor, b. 1979 |
| 1622 |
S |
*Ayr (12th), held by the Marquess of Bute |
|
| 1676 |
S |
Balquhidder (12th), held by the Duke of Atholl |
|
| 1781 |
I |
Bangor (8th), William Maxwell David Ward, b. 1948, s. 1993, m. |
Hon (Edward) Nicholas Ward, b. 1953 |
| 1786 |
GB |
Bayham (7th), held by the Marquess Camden |
|
| 1925 |
UK |
Bearsted (5th), Nicholas Alan Samuel, b. 1950, s. 1996, m. |
Hon Harry Richard Samuel, b. 1988 |
| 1750 |
GB |
Beauchamp (9th), held by the Marquess of Hertford |
|
| 1784 |
GB |
Belgrave (9th), held by the Duke of Westminster |
|
| 1789 |
I |
Belmore (8th), held by the Earl Belmore |
|
| 1963 |
UK |
Blakenham (2nd), Michael John Hare, b. 1938, s. 1982, m. |
Hon Caspar John Hare, b. 1972 |
| 1935 |
UK |
Bledisloe (3rd), Christopher Hiley Ludlow Bathurst, b. 1934, s. 1979, m. |
Hon Rupert Edward Ludlow Bathurst, b. 1964 |
| 1712 |
GB |
Bolingbroke (7th), Kenneth Oliver Musgrave St John, b. 1927, s. 1974 |
Hon Henry FitzRoy St John, b. 1957 |
| 1815 |
UK |
Boringdon (6th), held by the Earl of Morley |
|
| 1919 |
UK |
Borodale (3rd), held by the Earl Beatty |
|
| 1960 |
UK |
Boyd of Merton (2nd), Simon Donald Rupert Neville Lennox-Boyd, b. 1939, s. 1983, m. |
Hon Benjamin Alan Lennox-Boyd, b. 1964 |
| 1627 |
I |
Boyle (15th), held by the Earl of Cork |
|
| 1756 |
I |
Boyle (9th), held by the Earl of Shannon |
|
| 1717 |
I |
Boyne (11th), Gustavus Michael Stucley Hamilton-Russell, b. 1965, s. 1995, m. |
Hon Richard Gustavus George Hamilton-Russell, b. 1909 |
| 1846 |
UK |
Brackley (6th), held by the Duke of Sutherland |
|
| 1929 |
UK |
Brentford (4th), Crispin William Joynson-Hicks, b. 1933, s. 1983, m. |
Hon Paul William Joynson-Hicks, b. 1975 |
| 1929 |
UK |
Bridgeman (3rd), Robin John Orlando Bridgeman, b. 1930, s. 1982, m. |
Hon Luke Robinson Orlando Bridgeman, b. 1971 |
| 1868 |
UK |
Bridport (4th), Alexander Nelson Hood, b. 1948, s. 1969, m. |
Hon Peregrine Alexander Nelson Hood, b. 1974 |
| 1701 |
S |
*Briene (13th), held by the Marquess of Lothian |
|
| 1925 |
UK |
Brocas (3rd), held by the Earl Jellicoe |
|
| 1952 |
UK |
Brookeborough (3rd), Alan Henry Brooke, b. 1952, s. 1987, m. |
Hon Christopher Alan Brooke, b. 1954 |
| 1914 |
UK |
Broome (3rd), held by the Earl Kitchener of Khartoum and of Broome |
|
| 1707 |
S |
Broxmouth (10th), held by the Duke of Roxburghe |
|
| 1933 |
UK |
Buckmaster (4th), Adrian Charles Buckmaster, b. 1949, s. 2007 |
Hon Andrew Nicholas Buckmaster, b. 1980 |
| 1697 |
E |
Bury (10th), held by the Earl of Albemarle |
|
| 1939 |
UK |
Caldecote (3rd), Piers James Hampden Inskip, b. 1947, s. 1999, m. |
Hon Thomas James Inskip, b. 1985 |
| 1797 |
I |
Caledon (7th), held by the Earl of Caledon |
|
| 1622 |
I |
Callan (11th), held by the Earl of Denbigh |
|
| 1784 |
GB |
Calne and Calstone (9th), held by the Marquess of Lansdowne |
|
| 1841 |
UK |
Campden (5th), held by the Earl of Gainsborough |
|
| 1941 |
UK |
Camrose (4th), Adrian Michael Berry, b. 1937, s. 2001 |
Hon Jonathan William Berry, b. 1940 |
| 1761 |
GB |
Cantelupe (11th), held by the Earl De La Warr |
|
| 1876 |
UK |
Carlton (5th), held by the Earl of Wharncliffe |
|
| 1776 |
I |
Carlow (8th), held by the Earl of Portarlington |
|
| 1795 |
I |
Castlereagh (9th), held by the Marquess of Londonderry |
|
| 1793 |
I |
Castle Stuart (8th), held by the Earl Castle Stuart |
|
| 1807 |
UK |
Cathcart (7th), held by the Earl Cathcart |
|
| 1954 |
UK |
Chandos (3rd), Thomas Orlando Lyttelton, b. 1953, s. 1980, m. |
Hon Oliver Antony Lyttelton, b. 1986 |
| 1665 |
I |
Charlemont (15th), John Dodd Caulfeild, b. 1966, s. 2001, m. |
Hon Shane Andrew Caulfeild, b. 1996 |
| 1921 |
UK |
Chelmsford (4th), Frederic Corin Piers Thesiger, b. 1962, s. 1999, m. |
Hon Frederic Thesiger, b. 2006 |
| 1800 |
GB |
Chelsea (8th), held by the Earl Cadogan |
|
| 1717 |
I |
Chetwynd (10th), Adam Richard John Casson Chetwynd, b. 1935, s. 1965, m. |
Hon Adam Douglas Chetwynd, b. 1969 |
| 1729 |
GB |
Chewton (13th), held by the Earl Waldegrave |
|
| 1625 |
I |
Chichester (12th), held by the Marquess of Donegall |
|
| 1911 |
UK |
Chilston (4th), Alastair George Akers-Douglas, b. 1946, s. 1982, m. |
Hon Oliver Ian Akers-Douglas, b. 1973 |
| 1661 |
I |
Cholmondeley (11th), held by the Marquess of Cholmondeley |
|
| 1902 |
UK |
Churchill (3rd), Victor George Spencer, b. 1934, s. 1973 |
None |
| 1823 |
UK |
Clancarty (8th), held by the Earl of Clancarty |
|
| 1929 |
UK |
Clanfield (3rd), held by the Earl Peel |
|
| 1722 |
I |
Clanmaurice (10th), held by the Marquess of Lansdowne |
|
| 1766 |
I |
Clanwilliam (7th), held by the Earl of Clanwilliam |
|
| 1804 |
UK |
Clive (8th), held by the Earl of Powis |
|
| 1718 |
GB |
Cobham (12th), Christopher Charles Lyttelton, b. 1947, s. 2006, m. |
Hon Oliver Christopher Lyttelton, b. 1976 |
| 1837 |
UK |
Coke (7th), held by the Earl of Leicester |
|
| 1902 |
UK |
Colville of Culross (4th), John Mark Alexander Colville, b. 1933, s. 1945, m. |
Master of Colville, b. 1959 |
| 1826 |
UK |
Combermere (6th), Thomas Robert Wellington Stapleton-Cotton, b. 1969, s. 2000, m. |
Hon David Peter Dudley Stapleton-Cotton, b. 1932 |
| 1789 |
I |
Conyngham (7th), held by the Marquess Conyngham |
|
| 1937 |
UK |
Corvedale (4th), held by the Earl Baldwin of Bewdley |
|
| 1917 |
UK |
Cowdray (4th), Michael Orlando Weetman Pearson, b. 1944, s. 1995, m. |
Hon Peregrine John Dickinson Pearson, b. 1994 |
| 1927 |
UK |
Craigavon (3rd), Janric Fraser Craig, b. 1944, s. 1974 |
None |
| 1604 |
E |
Cranborne (13th), held by the Marquess of Salisbury |
|
| 1878 |
UK |
Cranbrook (5th), held by the Earl of Cranbrook |
|
| 1801 |
UK |
Cranley (7th), held by the Earl of Onslow |
|
| 1899 |
UK |
Cromer (4th), held by the Earl of Cromer |
|
| 1850 |
UK |
Crowhurst (9th), held by the Earl of Cottenham |
|
| 1703 |
S |
Dalrymple (14th), held by the Earl of Stair |
|
| 1857 |
UK |
Dangan (7th), held by the Earl Cowley |
|
| 1723 |
I |
Darnley (11th), held by the Earl of Darnley |
|
| 1943 |
UK |
Daventry (4th), James Edward FitzRoy Newdegate, b. 1960, s. 2000, m. |
Hon Humphrey John FitzRoy Newdegate, b. 1995 |
| 1937 |
UK |
Davidson (2nd), John Andrew Davidson, b. 1928, s. 1970, m. |
Hon Malcolm William Mackenzie Davidson, b. 1934 |
| 1919 |
UK |
Dawick (2nd), held by the Earl Haig |
|
| 1697 |
E |
Deerhurst (13th), held by the Earl of Coventry |
|
| 1956 |
UK |
De L'Isle (2nd), Philip John Algernon Sidney, b. 1945, s. 1991, m. |
Hon Philip William Edmund Sidney, b. 1985 |
| 1776 |
I |
De Vesci (7th), Thomas Eustace Vesey, b. 1955, s. 1983, m. |
Hon Oliver Ivo Vesey, b. 1991 |
| 1917 |
UK |
Devonport (3rd), Terence Kearley, b. 1944, s. 1973 |
Chester Dagley Hugh Kearley, b. 1932 |
| 1964 |
UK |
Dilhorne (2nd), John Mervyn Manningham-Buller, b. 1932, s. 1980, m. |
Hon James Edward Manningham-Buller, b. 1956 |
| 1622 |
I |
Dillon (22nd), Henry Benedict Charles Dillon, b. 1973, s. 1982 |
Hon Richard Arthur Lewis Dillon, b. 1948 |
| 1785 |
I |
Doneraile (10th), Richard Allen St Leger, b. 1946, s. 1983, m. |
Hon Nathaniel Warham Robert St John St Leger, b. 1971 |
| 1797 |
I |
Donoughmore (8th), held by the Earl of Donoughmore |
|
| 1680 |
I |
Downe (12th), Richard Henry Dawnay, b. 1967, s. 2002. |
Hon Thomas Payan Dawnay, b. 1978 |
| 1628 |
S |
Drumlanrig (14th), held by the Marquess of Queensberry |
|
| 1641 |
S |
*Dudhope (12th), held by the Earl of Dundee |
|
| 1723 |
I |
Duncannon (13th), held by the Earl of Bessborough |
|
| 1707 |
S |
*Dundaff (8th), held by the Duke of Montrose |
|
| 1620 |
I |
Dungarvan (16th), held by the Earl of Cork |
|
| 1800 |
I |
Dunlo (8th), held by the Earl of Clancarty |
|
| 1785 |
I |
Dunluce (9th), held by the Earl of Antrim |
|
| 1959 |
UK |
Dunrossil (3rd), Andrew William Reginald Morrison, b. 1953, s. 2000, m. |
Hon Callum Alasdair Brundage Morrison, b. 1994 |
| 1821 |
UK |
Dunwich (6th), held by the Earl of Stradbrooke |
|
| 1627 |
S |
*Dupplin (15th), held by the Earl of Kinnoull |
|
| 1789 |
GB |
Ebrington (8th), held by the Earl Fortescue |
|
| 1964 |
UK |
Eccles (2nd), John Dawson Eccles, b. 1931, s. 1999, m. |
Hon William David Eccles, b. 1960 |
| 1860 |
UK |
Ednam (4th), held by the Earl of Dudley |
|
| 1919 |
UK |
Elveden (4th), held by the Earl of Iveagh |
|
| 1827 |
UK |
Emlyn (7th), held by the Earl Cawdor |
|
| 1821 |
UK |
Encombe (5th), held by the Earl of Eldon |
|
| 1847 |
UK |
Enfield (8th), held by the Earl of Strafford |
|
| 1776 |
I |
Enniskillen (7th), held by the Earl of Enniskillen |
|
| 1816 |
I |
Ennismore and Listowel (6th), held by the Earl of Listowel |
|
| 1917 |
UK |
Erleigh (4th), held by the Marquess of Reading |
|
| 1781 |
I |
Erne (6th), held by the Earl Erne |
|
| 1901 |
UK |
Errington (4th), held by the Earl of Cromer |
|
| 1897 |
UK |
Esher (5th), Christopher Lionel Baliol Brett, b. 1936, s. 2004, m. |
Hon Matthew Christopher Anthony Brett, b. 1963 |
| 1816 |
UK |
Exmouth (10th), Paul Edward Pellew, b. 1940, s. 1970, m. |
Hon Edward Frances Pellew, b. 1978 |
| 1772 |
GB |
Fairford (9th), held by the Marquess of Downshire |
|
| 1620 |
S |
*Falkland (15th), Lucius Edward William Plantagent Carey, b. 1935, s. 1984, m. |
Master of Falkland, b. 1963 |
| 1797 |
I |
Ferard (6th), held by the Viscount Massereene |
|
| 1720 |
GB |
Falmouth (9th), George Hugh Boscawen, b. 1919, s. 1962, m. |
Hon Evelyn Arthur Hugh Boscawen, b. 1955 |
| 1620 |
E |
Feilding (12th), held by the Earl of Denbigh |
|
| 1606 |
S |
*Fentoun (14th), held by the Earl of Mar & Kellie |
|
| 1686 |
S |
*Fincastle (12th), held by the Earl of Dunmore |
|
| 1800 |
GB |
FitzHarris (7th), held by the Earl of Malmesbury |
|
| 1751 |
I |
Fitzmaurice (10th), held by the Marquess of Lansdowne |
|
| 1747 |
GB |
Folestone (9th), held by the Earl of Radnor |
|
| 1682 |
S |
*Formantine (13th), held by the Marquess of Aberdeen and Temair |
|
| 1720 |
I |
Gage (8th), Nicolas Gage, b. 1934, s. 1993, m. |
Hon Henry William Gage, b. 1975 |
| 1727 |
I |
Galway (12th), George Rupert Monckton-Arundell, b. 1922, s. 1980, m. |
Hon (John) Philip Monckton, b. 1952 |
| 1878 |
UK |
Garmoyle (6th), held by the Earl Cairns |
|
| 1703 |
S |
*Garnock (15th), held by the Earl of Lindsey |
|
| 1827 |
I |
Glandine (6th), held by the Earl of Norbury |
|
| 1703 |
S |
Glenalmond and Glenlyon (11th), held by the Duke of Atholl |
|
| 1929 |
UK |
Glenapp (4th), held by the Earl of Inchcape |
|
| 1766 |
I |
Glerawly (12th), held by the Earl Annesley |
|
| 1814 |
UK |
Gordon (10th), held by the Marquess of Aberdeen and Temair |
|
| 1478 |
I |
Gormanston (17th), Jenico Nicholas Dudley Preston, b. 1939, s. 1940, w. |
Hon Jenico Francis Tata Preston, b. 1974 |
| 1816 |
I |
Gort (9th), Foley Robert Standish Prendergast Vereker, b. 1951, s. 1995, m. |
Hon Robert Foley Prendergast Vereker, b. 1993 |
| 1900 |
UK |
Goschen (4th), Giles John Henry Goschen, b. 1965, s. 1977, m. |
Hon Alexander John Edward Goschen, b. 2001 |
| 1785 |
I |
Gosford (8th), held by the Earl of Gosford |
|
| 1849 |
UK |
Gough (5th), Shane Hugh Maryon Gough, b. 1941, s. 1951 |
None |
| 1675 |
I |
Granard (10th), held by the Earl of Granard |
|
| 1620 |
I |
Grandison (16th), held by the Earl of Jersey |
|
| 1815 |
UK |
Granville (6th), held by the Earl Granville |
|
| 1801 |
UK |
Grey de Wilton (8th), held by the Earl of Wilton |
|
| 1719 |
I |
Grimston (10th), held by the Earl of Verulam |
|
| 1815 |
UK |
Grimston (7th), held by the Earl of Verulam |
|
| 1945 |
UK |
Gwynedd (3rd), held by the Earl Lloyd George of Dwyfor |
|
| 1929 |
UK |
Hailsham (3rd), Douglas Martin Hogg, b. 1945, s. 2001, m. |
Hon Quintin John Neil Martin Hogg, b. 1973 |
| 1866 |
UK |
Halifax (6th), held by the Earl of Halifax |
|
| 1891 |
UK |
Hambleden (4th), William Herbert Smith, b. 1930, s. 1948, m. |
Hon (William) Henry Bernard Smith, b. 1955 |
| 1786 |
GB |
Hamilton (7th), held by the Duke of Abercorn |
|
| 1884 |
UK |
Hampden (6th), Anthony David Brand, b. 1937, s. 1975, m. |
Hon Francis Anthony Brand, b. 1970 |
| 1936 |
UK |
Hanworth (3rd), David Stephen Geoffrey Pollock, b. 1946, s. 1996, m. |
Harold William Charles Pollock, b. 1988 |
| 1791 |
I |
Harberton (11th), Henry Robert Pomeroy, b. 1958, s. 2004, m. |
Hon Patrick Christopher Pomeroy, b. 1995 |
| 1846 |
UK |
Hardinge (7th), Andrew Hartland Hardinge, b. 1960, s. 2004, m. |
Hon Thomas Henry de Montarville Hardinge, b. 1993 |
| 1791 |
I |
Hawarden (9th), Robert Connan Wyndham Leslie Maude, b. 1961, s. 1991, m. |
Hon Varian John Connan Eustace Maude, b. 1997 |
| 1905 |
UK |
Hawkesbury (5th), held by the Earl of Liverpool |
|
| 1960 |
UK |
Head (2nd), Richard Antony Head, b. 1937, s. 1983, m. |
Hon Henry Julian Head, b. 1980 |
| 17623 |
I |
Headfort (8th), held by the Marquess of Headfort |
|
| 1550 |
E |
Hereford (19th), (Charles) Robert de Bohun Devereux, b. 1975, s. 2004 |
Hon Edward Mark de Breteuil Devereux, b. 1977 |
| 1842 |
UK |
Hill (9th), Peter David Raymond Charles Clegg-Hill, b. 1945, s. 2003, m. |
Hon Paul Andrew Raymond Clegg-Hill, b. 1979 |
| 1717 |
I |
Hillsborough (10th), held by the Marquess of Downshire |
|
| 1660 |
E |
Hinchinbroke (11th), held by the Earl of Sandwich |
|
| 1796 |
GB |
Hood (8th), Henry Lyttelton Alexander Hood, b. 1958, s. 1999, m. |
Hon Archibald Lyttelton Samuel Hood, b. 1993 |
| 1661 |
E |
Howard of Morpeth (13th), held by the Earl of Carlisle |
|
| 1806 |
UK |
Howick (6th), held by the Earl Grey |
|
| 1821 |
UK |
Hutchinson (8th), held by the Earl of Donoughmore |
|
| 1703 |
S |
*Kelburn (10th), held by the Earl of Glasgow |
|
| 1945 |
UK |
Kemsley (3rd), Richard Gomer Berry, b. 1951, s. 1999, m. |
Hon Luke Gomer Berry, b. 1998 |
| 1647 |
I |
Kilcoursie (13th), held by the Earl of Cavan |
|
| 1625 |
I |
Kilmorey (18th), held by the Earl of Kilmorey |
|
| 1751 |
I |
Kilwarlin (9th), held by the Marquess of Downshire |
|
| 1703 |
S |
Kingarth (10th), held by the Marquess of Bute |
|
| 1766 |
I |
Kingsborough (11th), held by the Earl of Kingston |
|
| 1690 |
S |
*Kirkaldie (13th), held by the Earl of Leven |
|
| 1696 |
S |
Kirkwall (9th), held by the Earl of Orkney |
|
| 1902 |
UK |
Kitchener of Khartoum (3rd), held by the Earl Kitchener of Khartoum and of Broome |
|
| 1880 |
UK |
Knebworth (5th), held by the Earl of Lytton |
|
| 1911 |
UK |
Knollys (3rd), David Francis Dudley Knollys, b. 1931, s. 1966, m. |
Hon Patrick Nicholas Mark Knollys, b. 1962 |
| 1895 |
UK |
Knutsford (6th), Michael Holland-Hibbert, b. 1926, s. 1986, m. |
Hon Henry Thurstan Holland-Hibbert, b. 1959 |
| 1660 |
S |
*Kinnaird (12th), held by the Earl of Newburgh |
|
| 1833 |
UK |
Lambton (Disclaimed 1970), held by the Earl of Durham |
|
| 1812 |
UK |
Lascelles (7th), held by the Earl of Harewood |
|
| 1616 |
S |
*Lauderdale (17th), held by the Earl of Lauderdale |
|
| 1954 |
UK |
Leathers (3rd), Christopher Graeme Leathers, b. 1941, s. 1996, m. |
Hon James Frederick Lambert, b. 1969 |
| 1747 |
GB |
Leinster (9th), held by the Duke of Leinster |
|
| 1711 |
GB |
Lewisham (10th), held by the Earl of Dartmouth |
|
| 1781 |
I |
Lifford (9th), (Edward) James Wingfield Hewitt, b. 1949, s. 1987, m. |
Hon James Thomas Wingfield Hewitt, b. 1979 |
| 1800 |
I |
Limerick (7th), held by the Earl of Limerick |
|
| 1961 |
UK |
Linley (1st), held by the Earl of Snowdon |
|
| 1695 |
I |
Lisburne (11th), held by the Earl of Lisburne |
|
| 1701 |
S |
Lochaw and Glenyla (13th), held by the Duke of Argyll |
|
| 1794 |
I |
Loftus (9th), held by the Marquess of Ely |
|
| 1921 |
UK |
Long (4th), Richard Gerard Long, b. 1929, s. 1967, m. |
Hon James Richard Long, b. 1960 |
| 1806 |
I |
Lorton (7th), held by the Earl of Kingston |
|
| 1797 |
GB |
Lowther (9th), held by the Earl of Lonsdale |
|
| 1628 |
I |
Lumley (13th), held by the Earl of Scarbrough |
|
| 1689 |
E |
Lumley (13th), held by the Earl of Scarbrough |
|
| 1720 |
GB |
Lymington (10th), held by the Earl of Portsmouth |
|
| 1677 |
S |
Lyon (16th), held by the Earl of Strathmore and Kinghorne |
|
| 1957 |
UK |
Mackintosh of Halifax (3rd), (John) Clive Mackinstosh, b. 1958, s. 1980, m. |
Hon Thomas Harold George Mackinstosh, b. 1985 |
| 1984 |
UK |
Macmillan of Ovenden (2nd), held by the Earl of Stockton |
|
| 1623 |
E |
Maidstone (17th), held by the Earl of Winchilsea |
|
| 1623 |
S |
Maitland (17th), held by the Earl of Lauderdale |
|
| 1661 |
E |
Malden (11th), held by the Earl of Essex |
|
| 1706 |
E |
Malpas (10th), held by the Marquess of Cholmondeley |
|
| 1955 |
UK |
Malvern (3rd), Ashley Kevin Godfrey Higgins, b. 1949, s. 1978 |
Hon (Martin) James Higgins, b. 1928 |
| 1620 |
E |
Mandeville (16th), held by the Duke of Manchester |
|
| 1945 |
UK |
Marchwood (3rd), David George Staveley Penny, b. 1936, s. 1979, w. |
Hon Peter George Worsley Penny, b. 1965 |
| 1942 |
UK |
Margesson (2nd), Francis Vere Hampden Margesson, b. 1922, s. 1965, m. |
Hon Richard Francis David Margesson, b. 1960 |
| 1801 |
UK |
Marsham (8th), held by the Earl of Romney |
|
| 1781 |
I |
Mayo (11th), held by the Earl of Mayo |
|
| 1660 |
I |
Massereene (14th), John David Clotworthy Whyte-Melville Foster Skeffington, b. 1940, s. 1992, m. |
Hon Charles Clotworthy Whyte-Melville Foster Skeffington, b. 1973 |
| 1813 |
UK |
Melgund (7th), held by the Earl of Minto |
|
| 1802 |
UK |
Melville (9th), Robert David Ross Dundas, b. 1937, s. 1971, m. |
Hon Robert Henry Kirkpatrick Dundas, b. 1984 |
| 1911 |
UK |
Mentmore (3rd), held by the Earl of Rosebery |
|
| 1916 |
UK |
Mersey (5th), Edward John Hallam Bingham, b. 1966, s. 2006, m. |
Hon David Edward Hugh Bingham, b. 1936 |
| 1805 |
UK |
Merton (9th), held by the Earl Nelson |
|
| 1717 |
I |
Midleton (12th), Alan Henry Brodrick, b. 1949, s. 1988, m. |
Hon Ashley Rupert Brodrick, b. 1980 |
| 1962 |
UK |
Mills (3rd), Christopher Philip Roger Mills, b. 1956, s. 1988, m. |
None |
| 1716 |
I |
Molesworth (12th), Robert Bysse Kelham Molesworth, b. 1959, s. 1997 |
Hon William John Charles Molesworth, b. 1960 |
| 1801 |
I |
Monck (7th), Charles Stanley Monck, b. 1953, s. 1982 |
Hon George Stanley Monck, b. 1957 |
| 1957 |
UK |
Monckton of Brenchley (3rd), Christopher Walter Monckton, b. 1952, s. 2006, m. |
Hon Timothy David Robert Monckton, b. 1955 |
| 1946 |
UK |
Montgomery of Alamein (2nd), David Bernard Montgomery, b. 1928, s. 1976, m. |
Hon Henry David Montgomery, b. 1954 |
| 1621 |
I |
Moore (14th), held by the Earl of Drogheda |
|
| 1946 |
UK |
Mountbatten of Burma (2nd in line), held by the Countess Mountbatten of Burma |
|
| 1797 |
I |
Mount Charles (7th), held by the Marquess Conyngham |
|
| 1816 |
I |
Mount-Earl (7th), held by the Earl of Dunraven and Mount-Earl |
|
| 1781 |
GB |
Mount Edgcumbe and Valletort (8th), held by the Earl of Mount Edgecumbe |
|
| 1550 |
I |
Mountgarret (18th), Piers James Richard Butler, b. 1961, s. 2004, m. |
Hon Edmund Henry Richard Butler, b. 1962 |
| 1796 |
GB |
Mountjoy (7th), held by the Marquess of Bute |
|
| 1916 |
UK |
Reading (4th), held by the Marquess of Reading |
|
| 1701 |
S |
Reidhaven (13th), held by the Earl of Seafield |
|
| 1900 |
UK |
Ridley (4th), Matthew White Ridley, b. 1925, s. 1964, m. |
Hon Matthew White Ridley, b. 1958 |
| 1960 |
UK |
Rochdale (2nd), St John Durival Kemp, b. 1938, s. 1993, m. |
Hon Jonathan Hugo Durival Kemp, b. 1961 |
| 1700 |
S |
*Rosebery (7th), held by the Earl of Rosebery |
|
| 1919 |
UK |
Rothermere (4th), Harold Jonathan Esmond Vere Harmsworth, b. 1967, s. 1998, m. |
Hon Vere Richard Jonathan Harold Harmsworth, b. 1994 |
| 1754 |
GB |
Royston (10th), held by the Earl of Hardwicke |
|
| 1937 |
UK |
Runciman of Doxford (3rd), Walter Garrison Runciman, b. 1934, s. 1989, m. |
Hon David Walter Runciman, b. 1967 |
| 1945 |
UK |
Ruthven of Canberra (2nd), held by the Earl of Gowrie |
|
| 1906 |
UK |
St Aldwyn (3rd), held by the Earl St Aldwyn |
|
| 1885 |
UK |
St Cyres (5th), held by the Earl of Iddesleigh |
|
| 1918 |
UK |
St Davids (3rd), Colwyn Jestyn John Philipps, b. 1939, s. 1991, m. |
Hon Rhodri Colwyn Philipps, b. 1966 |
| 1716 |
GB |
St John (8th), held by the Viscount Bolingbroke |
|
| 1801 |
GB |
St Vincent (8th), Edward Robert James Jervis, b. 1951, s. 2006, m. |
Hon James Richard Anthony Jermyn, b. 1982 |
| 1937 |
UK |
Samuel (3rd), David Herbert Samuel, b. 1922, s. 1978, m. |
Hon Dan Judah Samuel, b. 1925 |
| 1809 |
UK |
Sandon (7th), held by the Earl of Harrowby |
|
| 1821 |
UK |
Savernake (8th), held by the Marquess of Ailesbury |
|
| 1911 |
UK |
Scarsdale (4th),
Peter Ghislain Nathaniel Curzon, b. 1949, s. 2000, m. |
Hon David James Nathaniel Curzon, b. 1958 |
| 1698 |
S |
Seafield (13th), held by the Earl of Seafield |
|
| 1823 |
UK |
Seaham (6th), held by the Marquess of Londoncerry |
|
| 1905 |
UK |
Selby (6th), Christopher Rolf Thomas Gully, b. 1993, s. 2001 |
Hon (James) Edward Hugh Grey Gully, b. 1945 |
| 1999 |
UK |
Severn (1st), held by HRH the Earl of Wessex |
|
| 1805 |
UK |
Sidmouth (8th), Jeremy Francis Addington, b. 1947, s. 2005, m. |
Hon John Addington, b. 1990 |
| 1940 |
UK |
Simon (3rd), Jan David Simon, b. 1940, s. 1993, m. |
None |
| 1816 |
I |
Slane (7th), held by the Marquess Conyngham |
|
| 1960 |
UK |
Slim (2nd), John Douglas Slim, b. 1927, s. 1970, m. |
Hon Mark William Rawdon Simon, b. 1960 |
| 1800 |
I |
Somerton (6th), held by the Earl of Normanton |
|
| 1954 |
UK |
Soulbury (3rd),
Peter Edward Ramsbotham, b. 1919, s. 2004, w. |
Hon Oliver Peter Ramsbotham, b. 1943 |
| 1776 |
I |
Southwell (7th),
(Pyers) Anthony Joseph Southwell, b. 1930, s. 1960, m. |
Hon Richard Andrew Pyers Southwell, b. 1956 |
| 1761 |
GB |
Spencer (9th), held by the Earl Spencer |
|
| 1690 |
S |
*Stair (15th), held by the Earl of Stair |
|
| 1717 |
GB |
Stanhope of Mahon (8th), held by the Earl of Harrington |
|
| 1942 |
UK |
Stansgate (Disclaimed for life 1963), Rt Hon Anthony Neil Wedgwood Benn MP, b. 1925, s. 1960, m. |
Hon Stephen Michael Wedgwood Benn, b. 1951 |
| 1938 |
UK |
Stonehaven (4th), held by the Earl of Kintore |
|
| 1762 |
I |
Stopford (9th), held by the Earl of Courtown |
|
| 1621 |
S |
Stormont (13th), held by the Earl of Mansfield |
|
| 1701 |
I |
Strabane (9th), held by the Duke of Abercorn |
|
| 1686 |
S |
*Strathallan (12th), held by the Earl of Perth |
|
| 1959 |
UK |
Stuart of Findhorn (3rd), (James) Dominic Stuart, b. 1948, s. 1999, m. |
Hon Andrew Moray Stuart, b. 1957 |
| 1758 |
I |
Sudley (9th), held by the Earl of Arran |
|
| 1935 |
UK |
Swinton (3rd), held by the Earl of Swinton |
|
| 1711 |
GB |
Tamworth (13th), held by the Earl Ferrers |
|
| 1861 |
UK |
Tarbat (5th), held by the Earl of Cromartie |
|
| 1957 |
UK |
Tenby (3rd), William Lloyd George, b. 1927, s. 1982, m. |
Hon Gwilym Lloyd George, b. 1962 |
| 1952 |
UK |
Thurso (3rd), John Archibald Sinclair, b. 1953, s. 1995, m. |
Hon James Alexander Robin Sinclair, b. 1984 |
| 1898 |
UK |
Tiverton (4th), held by the Earl of Halsbury |
|
| 1721 |
GB |
Torrington (11th), Timothy Howard St George Byng, b. 1943, s. 1961, m. |
John Launcelot Cranmer-Byng, b. 1919 |
| 1682 |
E |
Townshend (10th), held by the Marquess Townshend |
|
| 1922 |
UK |
Traprain (5th), held by the Earl of Balfour |
|
| 1936 |
UK |
Trenchard (3rd), Hugh Trenchard, b. 1951, s. 1987, m. |
Hon Alexander Thomas Trenchard, b. 1978 |
| 1746 |
GB |
Trentham (9th), held by the Duke of Sutherland |
|
| 1766 |
I |
Turnour (8th), held by the Earl Winterton |
|
| 1720 |
I |
Tyrone (9th), held by the Marquess of Waterford |
|
| 1956 |
UK |
Walberton (3rd), held by the Earl of Woolton |
|
| 1694 |
S |
*Walden (14th), held by the Marquess of Tweeddale |
|
| 1952 |
UK |
Waverley (3rd), John Desmond Forbes Anderson, b. 1949, s. 1990 |
None |
| 1938 |
UK |
Weir (3rd), William Kenneth James Weir, b. 1933, s. 1975, m. |
Hon James William Hartland Weir, b. 1965 |
| 1760 |
I |
Wellesley (12th), held by the Duke of Wellington |
|
| 1809 |
UK |
Wellington (8th), held by the Duke of Wellington |
|
| 1768 |
I |
Westport (13th), held by the Marquess of Sligo |
|
| 1682 |
E |
Weymouth (10th), held by the Marquess of Bath |
|
| 1918 |
UK |
Wimborne (4th), Ivor Mervyn Vigors Guest, b. 1968, s. 1993 |
Hon Julian John Guest, b. 1945 |
| 1905 |
UK |
Windsor (3rd), held by the Earl of Plymouth |
|
| 1882 |
UK |
Wolmer (4th), held by the Earl of Selborne |
|
| 1689 |
E |
Woodstock (12th), held by the Earl of Portland |
|
| 1953 |
UK |
Woolton (3rd), held by the Earl of Woolton |
|