There have been two baronetcies created for persons with the surname Thornhill, one in the Baronetage of England and one in the Baronetage of the United Kingdom. Both creations are extinct.
The Thornhill Baronetcy, of Olantigh in the County of Kent and of Barbados, was created in the Baronetage of England on 24 December 1682 for Timothy Thornhill, the member of an old Kentish family. He was childless and the title became extinct on his death in circa 1693.
The Thornhill, later Compton-Thornhill Baronetcy, of Riddlesworth Hall in the Parish of Riddlesworth in the County of Norfolk and of Pakenham Lodge in the Parish of Pakenham in the County of Suffolk, was created in the Baronetage of the United Kingdom on 11 August 1885. For more information on this creation, see Compton-Thornhill baronets.
There have been six baronetcies created for persons with the surname Smyth, two in the Baronetage of England, one in the Baronetage of Great Britain, one in the Baronetage of Ireland and two in the Baronetage of the United Kingdom. One creation is extant as of 2010.
There have been seven Baronetcies created for persons with the surname Lewis, two in the Baronetage of England and five in the Baronetage of the United Kingdom. Only one creation is extant as of 2010.
There have been four Baronetcies created for persons with the surname Harris, two in the Baronetage of England and two in the Baronetage of the United Kingdom. One creation is extant as of 2010.
There have been twenty one baronetcies created for persons with the surname Williams, eight in the Baronetage of England, three in the Baronetage of Great Britain and ten in the Baronetage of the United Kingdom. Only six of the creations are extant as of 2017.
There have been two baronetcies created for members of the Northcote family, one in the Baronetage of England and one in the Baronetage of the United Kingdom. One creation is extinct.
There have been nine baronetcies created for persons with the surname Moore, two in the Baronetage of England, one in the Baronetage of Ireland, two in the Baronetage of Great Britain and four in the Baronetage of the United Kingdom. As of 2014 two creations are extant and one is considered dormant.
There have been six baronetcies created for persons with the surname Newton, three in the Baronetage of England, one in the Baronetage of Nova Scotia and two in the Baronetage of the United Kingdom.
There have been two baronetcies created for persons with the surname Head, one in the Baronetage of England and one in the Baronetage of the United Kingdom. One creation is extant as of 2007.
There have been seven baronetcies created for persons with the surname Watson, one in the Baronetage of England, one in the Baronetage of Great Britain and five in the Baronetage of the United Kingdom. One creation is extant as of 2016.
There have been four baronetcies created for persons with the surname Rich, two in the Baronetage of England, one in the Baronetage of Great Britain and one in the Baronetage of the United Kingdom. As of 2008 three of the creations are extinct while one is dormant.
There have been four baronetcies created for people with the surname Parsons, two in the Baronetage of Ireland, one in the Baronetage of England and one in the Baronetage of the United Kingdom. One creation is still extant as of 2008.
There have been four baronetcies created for persons with the surname Tufton, two in the Baronetage of England, one in the Baronetage of Ireland and one in the Baronetage of the United Kingdom. One creation is extant as of 2008.
Sir Thomas Thornhill, 1st Baronet was a British Conservative Party politician.
There have been two baronetcies created for persons with the surname Drury, one in the Baronetage of England and one in the Baronetage of Great Britain. Both creations are extinct.
There have been seven baronetcies created for persons with the surname Herbert, three in the Baronetage of England, one in the Baronetage of Ireland and three in the Baronetage of the United Kingdom. All creations are extinct.
There have been three baronetcies created for persons with the surname Duncan, one in the Baronetage of Great Britain and two in the Baronetage of the United Kingdom. All three creations are extinct.
There have been five baronetcies created for persons with the surname Morgan, two in the Baronetage of England, one in the Baronetage of Great Britain and two in the Baronetage of the United Kingdom. All five creations are extinct.
There have been two baronetcies created for persons with the surname Frere, one in the Baronetage of England and one in the Baronetage of the United Kingdom. Both creations are extinct.
The Thornhill, later Compton-Thornhill Baronetcy, of Riddlesworth Hall in the Parish of Riddlesworth in the County of Norfolk and of Pakenham Lodge in the Parish of Pakenham in the County of Suffolk, was a title in the Baronetage of the United Kingdom. It was created on 11 August 1885 for Thomas Thornhill, Conservative Member of Parliament for West Suffolk. The second Baronet assumed the additional surname of Compton on 9 May 1901. The title became extinct on his death in 1949.
There have been two baronetcies created for persons with the surname Duncombe, one in the Baronetage of England and one in the Baronetage of the United Kingdom. Both creations are extinct.