There have been three Baronetcies created for people with the surname Benn, all in the Baronetage of the United Kingdom. Two of the titles are extinct while one is still extant.

The Benn Baronetcy, of The Old Knoll in the County of Surrey, was created in the Baronetage of the United Kingdom on 15 July 1914 for the politician Sir John Benn. William Wedgwood Benn, 1st Viscount Stansgate

William Wedgwood Benn, 1st Viscount Stansgate

Air Commodore William Wedgwood Benn, 1st Viscount Stansgate PC, DSO, DFC was a British Liberal politician who later joined the Labour Party. He was Secretary of State for India between 1929 and 1931 and Secretary of State for Air between 1945 and 1946...

, was the second son of the second Baronet.

The Benn Baronetcy, of Rollesby in the County of Norfolk, was created in the Baronetage of the United Kingdom on 17 June 1920 for Ion Hamilton Benn, who represented Greenwich

Greenwich (UK Parliament constituency)

Greenwich was a parliamentary constituency in South-East London, which returned Members of Parliament to the House of Commons of the Parliament of the United Kingdom from 1832 to 1997 by the first past the post system.-History:...

 in the House of Commons

British House of Commons

The House of Commons is the lower house of the Parliament of the United Kingdom, which also comprises the Sovereign and the House of Lords . Both Commons and Lords meet in the Palace of Westminster. The Commons is a democratically elected body, consisting of 650 members , who are known as Members...

 and also served on the London County Council

London County Council

London County Council was the principal local government body for the County of London, throughout its 1889–1965 existence, and the first London-wide general municipal authority to be directly elected. It covered the area today known as Inner London and was replaced by the Greater London Council...

. The title became extinct in 1992 on the death of his grandson, the second Baronet.

The Benn Baronetcy, of Bolton Gardens in the County of London, was created in the Baronetage of the United Kingdom on 26 July 1926 for Arthur Shirley Benn. He was later elevated to the peerage as Baron Glenravel.

Benn Baronets, of The Old Knoll (1914)

• Sir John Williams Benn, 1st Baronet (1850-1922)
• Sir Ernest John Pickstone Benn, 2nd Baronet (1875-1954)
• Sir John Andrews Benn, 3rd Baronet (1904-1984)
• Sir James Jonathan Benn, 4th Baronet (b. 1933)

Benn Baronets, of Rollesby (1920)

• Sir Ion Hamilton Benn, 1st Baronet (1863-1961)
• Sir Patrick Ion Hamilton Benn, 2nd Baronet (1922-1992)