The Bank of England £50 note is a
sterling banknote circulated in the
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...
. It is the highest denomination of banknote currently issued for public circulation by the
Bank of England
The Bank of England is the central bank of the United Kingdom and the model on which most modern central banks have been based. Established in 1694 to act as the Kingdom of England, English Government's banker and debt manager, and still one ...
. The current note, the second of this denomination to be printed in polymer, entered circulation on 5 June 2024. It bears the images of King Charles III on the obverse and
computer scientist
A computer scientist is a scientist who specializes in the academic study of computer science.
Computer scientists typically work on the theoretical side of computation. Although computer scientists can also focus their work and research on ...
and
World War II codebreaker Alan Turing
Alan Mathison Turing (; 23 June 1912 – 7 June 1954) was an English mathematician, computer scientist, logician, cryptanalyst, philosopher and theoretical biologist. He was highly influential in the development of theoretical computer ...
on the reverse, with his birth date reflecting the release date.
Cotton £50 notes from the previous series remained in circulation alongside the new polymer notes until 30 September 2022, when the last "paper" banknote issue finally ceased to be legal tender.
History
£50 notes were introduced by the
Bank of England
The Bank of England is the central bank of the United Kingdom and the model on which most modern central banks have been based. Established in 1694 to act as the Kingdom of England, English Government's banker and debt manager, and still one ...
for the first time in 1725. The earliest notes were handwritten and were issued as needed to individuals. These notes were written on one side only and bore the name of the payee, the date, and the signature of the issuing cashier. With the exception of the Restriction Period between 1797 and 1821, when the
French Revolutionary Wars
The French Revolutionary Wars () were a series of sweeping military conflicts resulting from the French Revolution that lasted from 1792 until 1802. They pitted French First Republic, France against Kingdom of Great Britain, Great Britain, Habsb ...
and the
Napoleonic Wars
{{Infobox military conflict
, conflict = Napoleonic Wars
, partof = the French Revolutionary and Napoleonic Wars
, image = Napoleonic Wars (revision).jpg
, caption = Left to right, top to bottom:Battl ...
caused a
bullion
Bullion is non-ferrous metal that has been refined to a high standard of elemental purity. The term is ordinarily applied to bulk metal used in the production of coins and especially to precious metals such as gold and silver. It comes from ...
shortage, these notes could be exchanged in full, or in part, for an equivalent amount of gold when presented at the bank. If redeemed in part, the banknote would be signed to indicate the amount that had been redeemed. From 1853 printed notes replaced handwritten notes, with the declaration "I promise to pay the bearer on demand the sum of fifty pounds" replacing the name of the payee. This declaration remains on Bank of England banknotes to this day. A printed signature of one of three cashiers appeared on the printed notes, although this was replaced by the signature of the Chief Cashier from 1870 onwards.

The ability to redeem banknotes for gold ceased in 1931 when Britain stopped using the
gold standard
A gold standard is a backed currency, monetary system in which the standard economics, economic unit of account is based on a fixed quantity of gold. The gold standard was the basis for the international monetary system from the 1870s to the ...
.
The £50 note ceased to be produced by the Bank of England in 1943 and did not reappear until it was reintroduced in 1981. These D series notes were predominantly olive green on both sides, with an image of
Queen Elizabeth II
Elizabeth II (Elizabeth Alexandra Mary; 21 April 19268 September 2022) was Queen of the United Kingdom and other Commonwealth realms from 6 February 1952 until Death and state funeral of Elizabeth II, her death in 2022. ...
on the front (as with all subsequent £50 notes) and an image of architect
Christopher Wren
Sir Christopher Wren FRS (; – ) was an English architect, astronomer, mathematician and physicist who was one of the most highly acclaimed architects in the history of England. Known for his work in the English Baroque style, he was ac ...
on the back. As a security feature, this note had a metallic thread running through it, which was upgraded to a "windowed" thread from July 1988 onward. The thread is woven into the paper such that it forms a dashed line, yet appears as a single line when held up to the light. The series D note was gradually replaced by the series E, beginning in 1994. This reddish note replaced Christopher Wren with
John Houblon
Sir John Houblon (13 March 1632 – 10 January 1712) was an English merchant and banker who served as the first governor of the Bank of England from 1694 to 1697. He also served as the Lord Mayor of London in 1695.
Early life
John Houblon was ...
, the first governor of the Bank of England, on the reverse. As an additional security feature, these notes had a foil patch on the front.
The E revision series did not have a £50 note.
The 2011 £50 note features two portraits on the reverse: engineer and scientist
James Watt
James Watt (; 30 January 1736 (19 January 1736 OS) – 25 August 1819) was a Scottish inventor, mechanical engineer, and chemist who improved on Thomas Newcomen's 1712 Newcomen steam engine with his Watt steam engine in 1776, which was f ...
and industrialist and entrepreneur
Matthew Boulton
Matthew Boulton ( ; 3 September 172817 August 1809) was an English businessman, inventor, mechanical engineer, and silversmith. He was a business partner of the Scottish engineer James Watt. In the final quarter of the 18th century, the par ...
, along with the
Whitbread Engine and the
Soho Manufactory
The Soho Manufactory () was an early factory which pioneered mass production on the assembly line principle, in Soho, Birmingham, England, at the beginning of the Industrial Revolution. It operated from 1766–1848 and was demolished in 1853.
B ...
.
The note has a number of security features in addition to the metallic thread, including motion thread, raised print, a watermark, microlettering, a see-through registration device, and a colourful pattern that only appears under
ultraviolet
Ultraviolet radiation, also known as simply UV, is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight and constitutes about 10% of ...
light.
It is the first Bank of England banknote to feature two people on the reverse, and the first Bank of England note to feature the motion thread security feature. This is an image in a broken green thread that moves as the note is viewed from different angles.
The new Series G £50 note was brought into circulation in June 2021; it is the last of the Bank of England's notes to switch from paper to polymer. The reverse of the note features a portrait of mathematician and codebreaker
Alan Turing
Alan Mathison Turing (; 23 June 1912 – 7 June 1954) was an English mathematician, computer scientist, logician, cryptanalyst, philosopher and theoretical biologist. He was highly influential in the development of theoretical computer ...
.
Suggestions were sought by the Bank for eligible scientists prior to Turing's selection. Some 227,299 nominations covering 989 scientists were received, and the shortlist eventually consisted of (in individuals and pairs)
Mary Anning
Mary Anning (21 May 1799 – 9 March 1847) was an English fossil collector, fossil trade, dealer, and palaeontologist. She became known internationally for her discoveries in Jurassic marine fossil beds in the cliffs along the English Cha ...
,
Paul Dirac
Paul Adrien Maurice Dirac ( ; 8 August 1902 – 20 October 1984) was an English mathematician and Theoretical physics, theoretical physicist who is considered to be one of the founders of quantum mechanics. Dirac laid the foundations for bot ...
,
Rosalind Franklin
Rosalind Elsie Franklin (25 July 192016 April 1958) was a British chemist and X-ray crystallographer. Her work was central to the understanding of the molecular structures of DNA (deoxyribonucleic acid), RNA (ribonucleic acid), viruses, coal ...
,
William Herschel
Frederick William Herschel ( ; ; 15 November 1738 – 25 August 1822) was a German-British astronomer and composer. He frequently collaborated with his younger sister and fellow astronomer Caroline Herschel. Born in the Electorate of Hanover ...
and
Caroline Herschel,
Dorothy Hodgkin
Dorothy Mary Crowfoot Hodgkin (née Crowfoot; 12 May 1910 – 29 July 1994) was a Nobel Prize-winning English chemist who advanced the technique of X-ray crystallography to determine the structure of biomolecules, which became essential for ...
,
Ada Lovelace
Augusta Ada King, Countess of Lovelace (''née'' Byron; 10 December 1815 – 27 November 1852), also known as Ada Lovelace, was an English mathematician and writer chiefly known for her work on Charles Babbage's proposed mechanical general-pur ...
and
Charles Babbage
Charles Babbage (; 26 December 1791 – 18 October 1871) was an English polymath. A mathematician, philosopher, inventor and mechanical engineer, Babbage originated the concept of a digital programmable computer.
Babbage is considered ...
,
Stephen Hawking
Stephen William Hawking (8January 194214March 2018) was an English theoretical physics, theoretical physicist, cosmologist, and author who was director of research at the Centre for Theoretical Cosmology at the University of Cambridge. Between ...
,
James Clerk Maxwell
James Clerk Maxwell (13 June 1831 – 5 November 1879) was a Scottish physicist and mathematician who was responsible for the classical theory of electromagnetic radiation, which was the first theory to describe electricity, magnetism an ...
,
Srinivasa Ramanujan
Srinivasa Ramanujan Aiyangar
(22 December 188726 April 1920) was an Indian mathematician. Often regarded as one of the greatest mathematicians of all time, though he had almost no formal training in pure mathematics, he made substantial con ...
,
Ernest Rutherford
Ernest Rutherford, 1st Baron Rutherford of Nelson (30 August 1871 – 19 October 1937) was a New Zealand physicist who was a pioneering researcher in both Atomic physics, atomic and nuclear physics. He has been described as "the father of nu ...
,
Frederick Sanger
Frederick Sanger (; 13 August 1918 – 19 November 2013) was a British biochemist who received the Nobel Prize in Chemistry twice.
He won the 1958 Chemistry Prize for determining the amino acid sequence of insulin and numerous other prote ...
, and
Alan Turing
Alan Mathison Turing (; 23 June 1912 – 7 June 1954) was an English mathematician, computer scientist, logician, cryptanalyst, philosopher and theoretical biologist. He was highly influential in the development of theoretical computer ...
.
Use and future
As of 2019, the £50 note was not widely used in the UK. Its lack of common handling has led to some retailers refusing it for payment.
Peter Sands, an advisor to the British Government and former Chief Executive of
Standard Chartered
Standard Chartered PLC is a British multinational bank with operations in wealth management, corporate and investment banking, and treasury services. Despite being headquartered in the United Kingdom, it does not conduct retail banking in th ...
, has raised concern with the Bank of England over high denomination notes and their role in
tax evasion
Tax evasion or tax fraud is an illegal attempt to defeat the imposition of taxes by individuals, corporations, trusts, and others. Tax evasion often entails the deliberate misrepresentation of the taxpayer's affairs to the tax authorities to red ...
. He claimed that scrapping the £50, and other high denomination notes such as the
1000 Swiss francs,
€500 and
100 United States dollars, would reduce financial crime.
Designs
Information taken from Bank of England website.
See also
*
Bank of England note issues
The Bank of England, which is now the central bank of the United Kingdom, British Crown Dependencies and British Overseas Territories, has issued banknotes since 1694. In 1921 the Bank of England gained a legal monopoly on the issue of bankno ...
Notes
References
External links
Bank of England website
{{DEFAULTSORT:Bank of England 50 note
1725 establishments in England
Banknotes of England
Fifty-base-unit banknotes
Cultural depictions of Alan Turing