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.

The Duncombe Baronetcy, of Tangley Park in the County of Surrey, was created in the Baronetage of England on 4 February 1662 for Francis Duncombe. The title became extinct on the death of the second Baronet in 1706. Sir Philip Pauncefort-Duncombe, 1st Baronet, of Great Brickhill, was a descendant of Thomas Duncombe (16th century), whose brother Roger Duncombe was the ancestor of the Duncombe Baronets of Tangley Park (see Pauncefort-Duncombe Baronets

Pauncefort-Duncombe Baronets

The Pauncefort-Duncombe Baronetcy, of Great Brickhill in the County of Buckingham, is a title in the Baronetage of the United Kingdom. It was created on 25 May 1859 for Philip Pauncefort-Duncombe. He was the son of Philip Pauncefort-Duncombe, who had assumed by Royal license the additional surname...

).

The Duncombe Baronetcy, of Highfield in the Parish of Driffield in the County of York, was created in the Baronetage of the United Kingdom on 16 May 1919 for George Duncombe, a Deputy Lieutenant

Deputy Lieutenant

In the United Kingdom, a Deputy Lieutenant is one of several deputies to the Lord Lieutenant of a lieutenancy area; an English ceremonial county, Welsh preserved county, Scottish lieutenancy area, or Northern Irish county borough or county....

 and Justice of the Peace

Justice of the Peace

A justice of the peace is a puisne judicial officer elected or appointed by means of a commission to keep the peace. Depending on the jurisdiction, they might dispense summary justice or merely deal with local administrative applications in common law jurisdictions...

 for the East Riding of Yorkshire

East Riding of Yorkshire

The East Riding of Yorkshire, or simply East Yorkshire, is a local government district with unitary authority status, and a ceremonial county of England. For ceremonial purposes the county also includes the city of Kingston upon Hull, which is a separate unitary authority...

. He was the son of Admiral

Admiral

Admiral is the rank, or part of the name of the ranks, of the highest naval officers. It is usually considered a full admiral and above vice admiral and below admiral of the fleet . It is usually abbreviated to "Adm" or "ADM"...

 Arthur Duncombe, younger son of Charles Duncombe, 1st Baron Feversham

Charles Duncombe, 1st Baron Feversham

Charles Duncombe, 1st Baron Feversham was a British Member of Parliament.Feversham was appointed High Sheriff of Yorkshire in 1790. He was elected to the House of Commons for Shaftesbury in 1790, a seat he held until 1796, and then represented Aldborough from 1796 to 1806, Heytesbury from 1812 to...

 (see Baron Feversham

Baron Feversham

Baron Feversham is a title that has been created twice, once in the Peerage of Great Britain and once in the Peerage of the United Kingdom. The first creation, in the Peerage of Great Britain, came in 1747 in favour of Anthony Duncombe, who had earlier represented Salisbury and Downton in the House...

 for earlier history of the family). Arthur Duncombe was his brother. Duncombe had no surviving male issue and the title became extinct on his death in 1933.

Duncombe Baronets, of Tangley Park (1662)

• Sir Francis Duncombe, 1st Baronet (d. 1670)
• Sir William Duncombe, 2nd Baronet (1658–1706)

Duncombe Baronets, of Highfield (1919)

• Sir George Augustus Duncombe, 1st Baronet (1848–1933)
  • Archibald Charles Duncombe (1894–1909)