There have been three baronetcies created for people with the surname Cayzer, each in the Baronetage of the United Kingdom and each for members of the same family .
The Cayzer Baronetcy, of Gartmore in the County of Perth, was created on 12 December 1904 for the businessman and Conservative Member of Parliament Charles William Cayzer, who had made his fortune in the shipping business. The Cayzer dynasty's shipping interests by the 1950s comprised the Clan Line Steamers (cargo) and Union Castle Steamship Co. (passengers). Sir Charles Cayzer represented Barrow-in-Furness in the House of Commons. The third Baronet sat as a Conservative Member of Parliament for Chester.
The First World War admirals Sir Charles Madden and Lord Jellicoe were the first baronet's sons-in-law. The late 2nd Earl Jellicoe was a grandson.
The Cayzer Baronetcy, of Roffey Park in the County of Sussex, was created on 17 January 1921 for August Bernard Tellefsen Cayzer, the third son of Sir Charles Cayzer, 1st Baronet, of Gartmore. His son, the second Baronet, was created a life peer as Baron Cayzer, of St Mary Axe in the City of London. However, on his death in 1999 both titles became extinct.
The Cayzer Baronetcy, of Tylney in the County of Southampton, was created on 29 January 1924 for the businessman and Conservative Member of Parliament Herbert Robin Cayzer, the fifth son of Sir Charles Cayzer, 1st Baronet, of Gartmore. In 1939, he was raised to the peerage as Baron Rotherwick, of Tylney in the County of Southampton. His grandson, the 3rd Baron and 3rd Baronet of Tylney, succeeded additionally (as 6th Baronet) to the Cayzer Baronetcy of Gartmore on 27 February 2012.
Baron Lyttelton is a title that has been created twice in Peerage of Great Britain, both times for members of the Lyttelton family. Since 1889 the title has been a subsidiary title of the viscountcy of Cobham.
Earl of Chichester is a title that has been created three times, twice in the Peerage of England and once in the Peerage of the United Kingdom. The current title was created in the Peerage of the United Kingdom in 1801 for Thomas Pelham, 2nd Baron Pelham of Stanmer.
Baron Huntingfield is a title that has been created three times, twice in the Peerage of England and once in the Peerage of Ireland. The first two creations were by writ, but little more is known about them, except that John de Huntingfield, who was created Baron Huntingfield in 1362, married Margery de Welles, daughter of John de Welles, 4th Baron Welles. John was dead by December 1376, when Margery remarried. Both titles probably became extinct or fell into abeyance on the death of their first holders. The third creation, Baron Huntingfield, of Heveningham Hall in the County of Suffolk, was created in the Peerage of Ireland in 1796 for Sir Joshua Vanneck, 3rd Baronet, Member of Parliament for Dunwich. His son, the second Baron, also represented this constituency in the House of Commons. His great-grandson, the fifth Baron, was Conservative Member of Parliament for Eye and Governor of Victoria. As of 2013 the titles are held by the latter's grandson, the seventh Baron, who succeeded his father in 1994.
Baron Glentoran, of Ballyalloly in the County of Down, is a title in the Peerage of the United Kingdom. It was created on 8 July 1939 for the Unionist politician Herbert Dixon. In 1950 he also succeeded his elder brother as third Baronet, of Ballymenock. His son, the second Baron, was also a politician and served as the last Speaker of the Senate of Northern Ireland. As of 2017 the titles are held by the latter's son, the third Baron, who succeeded in 1995. He is a former Olympic bobsleigh gold medallist as well as a soldier, businessman and politician. Lord Glentoran was one of the ninety elected hereditary peers who remain in the House of Lords after the passing of the House of Lords Act 1999, and sat on the Conservative benches until his June 2018 retirement under the House of Lords Reform Act 2014.
Baron Derwent, of Hackness in the North Riding of the County of York, is a title in the Peerage of the United Kingdom. It was created on 10 October 1881 for the former Liberal Member of Parliament for Scarborough, Sir Harcourt Vanden-Bempde-Johnstone, 3rd Baronet. His grandson, the third Baron, was an author, poet and minor diplomat. On his death in 1949 the titles passed to his younger brother, the fourth Baron. He served in the Conservative administrations of Harold Macmillan and Sir Alec Douglas-Home as Minister of State for Trade and Minister of State for Home Affairs. As of 2010 the titles are held by his son, the fifth Baron, who succeeded in 1986.
Baron Denham, of Weston Underwood in the County of Buckingham, is a title in the Peerage of the United Kingdom. It was created in 1937 for Sir George Bowyer, 1st Baronet, a Conservative politician who had earlier represented Buckingham in the House of Commons. He had already been created a baronet, of Weston Underwood, in 1933. Bowyer was a great-great-great-grandson of Sir William Bowyer, 3rd Baronet, of Denham Court. As of 2017 the titles are held by his second but only surviving son, the 2nd Baron, who succeeded in 1948. In 1950 he also succeeded his distant relative in the Bowyer baronetcy, of Denham Court. Like his father, the 2nd Baron Denham wass a Conservative politician and one of the ninety elected hereditary peers that remain in the House of Lords after the passing of the House of Lords Act 1999.
Baron Northbrook, of Stratton in the County of Southampton, is a title in the Peerage of the United Kingdom. It was created in 1866 for the Liberal politician and former Chancellor of the Exchequer, Sir Francis Baring, 3rd Baronet. The holders of the barony represent the genealogically senior branch of the prominent Baring family. The name Northbrook is derived from a tithing of the local parish.
Baron Rotherwick, of Tylney in the County of Southampton, is a title in the Peerage of the United Kingdom.
There have been three baronetcies created for persons with the surname Booth, one in the Baronetage of England and two in the Baronetage of the United Kingdom. The 1916 creation remains extant, the 1835 creation became extinct in 1896 and the 1611 baronetcy has been dormant since 1797. The senior line of the first creation was elevated to the peerage as Baron Delamer and Earl of Warrington.
There have been three baronetcies created for persons with the surname Croft, one in the Baronetage of England and two in the Baronetage of the United Kingdom. All three creations are extant as of 2008.
There have been two baronetcies created for members of the Hanmer family of Flintshire, Wales, one in the Baronetage of England and one in the Baronetage of Great Britain. Only one creation is extant as of 2008. The third Baronet of the second creation was elevated to the peerage as Baron Hanmer in 1872, a title which became extinct in 1881. The family name derived from the manor of Hanmer in the Diocese of St. Asaph.
There have been two baronetcies created for people with the surname Heathcote, both in the Baronetage of Great Britain and both created in 1733. The holders of the first creation were later elevated to the peerage as Baron Aveland and Earl of Ancaster, which titles are now extinct. However, both baronetcies are extant as of 2008.
There have been two baronetcies created for people with the surname Jenkinson, both in the Baronetage of England. The seventh holder of the first creation was elevated to the peerage as Earl of Liverpool in 1796, a title which became extinct in 1851.
There have been five baronetcies created for persons with the surname Young, one in the Baronetage of England, one in the Baronetage of Great Britain and three in the Baronetage of the United Kingdom. As of 2014, four of the creations are extant.
Herbert Robin Cayzer, 3rd Baron Rotherwick is a British landowner and estate manager. He sat as a hereditary peer in the House of Lords for the Conservative Party, from 1996 until his retirement in 2022.
There have been seven baronetcies created for persons with the surname Thompson, one in the Baronetage of England, one in the Baronetage of Great Britain and five in the Baronetage of the United Kingdom. Three of the creations are extinct while four are extant. See also Thomson baronets and Meysey-Thompson baronets.
Herbert Robin Cayzer, 1st Baron Rotherwick DL, known as Sir Herbert Cayzer, 1st Baronet, from 1924 to 1939, was a British shipping magnate and Conservative Party politician.
There have been seven baronetcies created for persons with the surname Russell, three in the Baronetage of England and four in the Baronetage of the United Kingdom.
Sir Charles William Cayzer, 1st Baronet was a British businessman and Conservative Party politician.
There have been two baronetcies created for persons with the surname Leicester, both in the Baronetage of England. The fifth Baronet of the second creation was raised to the peerage as Baron de Tabley in 1826. Both the barony and the two baronetcies are now extinct.