The concept of allotropy was originally proposed in 1841 by the Swedish scientist Baron Jöns Jakob Berzelius ( 1779 – 1848 ).

), Moritz Count von Dietrichstein, Heinrich Eduard Josef Baron von Lannoy, Ignaz Franz Baron von Mosel, Carl Czerny, Johann Nepomuk Hummel, Ignaz Moscheles, and the eight-year-old Franz Liszt ( although it seems Liszt was not invited personally, but his teacher Czerny arranged for him to be involved ).

The first Baron was Hamelin de Balun, from Ballon, a small town and castle in Maine-Anjou called " Gateway to Maine ", near Le Mans, today in the Sarthe département of France.

The title of Baron Abergavenny, in the Nevill family, dates from Edward Nevill, 3rd Baron Bergavenny ( d. 1476 ), who was the youngest son of Ralph de Neville, 1st Earl of Westmorland by his second wife Joan Beaufort, daughter of John of Gaunt, first Duke of Lancaster.

His direct male descendants ended in 1387 in Henry Nevill, 6th Baron Bergavenny, but a cousin, Edward Nevill, 8th Baron Bergavenny ( d. 1622 ), was confirmed in the Barony in 1604.

In 1604, the Baron le Despencer case was the first peerage abeyance ever settled ; the second was at the Restoration in 1660.

The dandy horse, also called Draisienne or laufmaschine, was the first human means of transport to use only two wheels in tandem and was invented by the German Baron Karl von Drais.

Baron Haussmann, a long-time prefect of Bordeaux, used Bordeaux's 18th century big-scale rebuilding as a model when he was asked by Emperor Napoleon III to transform a then still quasi-medieval Paris into a " modern " capital that would make France proud.

Nelson, who had been wounded in the battle, was proclaimed a hero across Europe and was subsequently made Baron Nelson.

Within four days Nelson had been elevated to Baron Nelson of the Nile and Burnham Thorpe, a title with which he was privately dissatisfied, believing his actions deserved better reward.

* Joseph Kagan, Baron Kagan, earlier ennobled by the Labour Prime Minister Harold Wilson's notorious Lavender List ( 1976 ), was convicted of fraud ( 1980 )

His grandson, the third Baron, was a soldier, cricketer and tennis player and a member of the International Olympic Committee.

His son, the fourth Baron, held office in the Conservative administration of Edward Heath and was later a Deputy Speaker of the House of Lords.

Lord Aberdare was one of the ninety-two elected hereditary peers that were allowed to remain in the House of Lords after the passing of the House of Lords Act 1999. the title is held by his son, the fifth Baron, who succeeded in 2005 and was elected to the House of Lords in 2009.

Baron Ferdinand's will was most specific, and failure to observe the terms would make it void, the collection should be

The Balfour Declaration ( dated 2 November 1917 ) was a letter from the United Kingdom's Foreign Secretary Arthur James Balfour to Baron Rothschild ( Walter Rothschild, 2nd Baron Rothschild ), a leader of the British Jewish community, for transmission to the Zionist Federation of Great Britain and Ireland.

Near the end of his life, DeMille began pre-production work on a film biography of Robert Baden-Powell, 1st Baron Baden-Powell, the founder of the Scout Movement and had asked David Niven to star in the film, which was never made.

Andrew Colin Renfrew, Baron Renfrew of Kaimsthorn, Ph. D., FBA, FSA, HonFSAScot ( born 25 July 1937 in Stockton-on-Tees ) is a prominent British archaeologist and highly regarded academic, noted for his work on radiocarbon dating, the prehistory of languages, archaeogenetics, and the prevention of looting at archaeological sites.

One prominent exception is fellow Nazi, Baron Wolfgang von Strucker, leader of the terrorist organization HYDRA.

Other prominent figures among them included Lieutenant-General Baron Henri-Dominique Lallemand, Count Bertrand Clausel, Joseph Lakanal, Simon Chaudron, Pasqual Luciani, Colonel Jean-Jerome Cluis, Jean-Marie Chapron, Colonel Nicholas Raoul, and Frederic Ravesies.

While in Rome he had met Henry Petty-Fitzmaurice, 3rd Marquess of Lansdowne, through whom he met Henry Vassall-Fox, 3rd Baron Holland and his wife Elizabeth Fox, Baroness Holland, their London home, Holland House was the centre of the Whig Party ( Barry remained a lifelong supporter of the Liberal party, the successor to the Whig Party ), Barry was invited to the gatherings at the house, and there met many of the prominent members of the group ; this led to many of his subsequent commissions.

Baron was a prominent pre – World War II Japanese diplomat and the 44th Prime Minister of Japan from 9 October 1945 to 22 May 1946.

Thomas Coventry, 1st Baron Coventry ( 1578 – 14 January 1640 ) was a prominent English lawyer, politician and judge during the early 17th century.

This branch of the Cecil family descends from Sir Robert Cecil, the son of the prominent statesman the 1st Baron Burghley, from his second marriage, to Mildred Cooke.

Paul-Henri Thiry, Baron d ' Holbach ( 8 December 1723 – 21 January 1789 ) was a French-German author, philosopher, encyclopedist and a prominent figure in the French Enlightenment.

Robert's parents were prominent Catholics ; his father had suffered years of imprisonment for his faith, and in 1581 had been tried in Star Chamber alongside William Vaux, 3rd Baron Vaux of Harrowden, and his brother-in-law Sir Thomas Tresham, for harbouring the Jesuit Edmund Campion.

Margaret influenced Henry to create Richard Woodville Baron Rivers in 1448, and he was a prominent partisan of the House of Lancaster as the Wars of the Roses began.

A member of the prominent Montagu family, Lord Sandwich was the son of Sir Sidney Montagu, youngest brother of Henry Montagu, 1st Earl of Manchester ( from whom the Dukes of Manchester descend ) and Edward Montagu, 1st Baron Montagu of Boughton ( from whom the Dukes of Montagu descended ).

William Paget, 1st Baron Paget of Beaudesert ( 1506 – 9 June 1563 ), was an English statesman and accountant who held prominent positions in the service of Henry VIII, Edward VI and Mary I.

The ideas in the Six livres on the importance of climate in the shaping of a people's character were also influential, finding a prominent place in the work of Giovanni Botero ( 1544 – 1617 ) and later in Baron de Montesquieu's ( 1689 – 1755 ) climatic determinism.

The Blackwood family became prominent landowners in Ulster over the following two hundred years, and were created baronets in 1763, entering the Peerage of Ireland in 1800 as Baron Dufferin.

Known by the fashionable English form of her name, " Mary ", she was the youngest child of Baron Albin von Vetsera, a diplomat in foreign service at the Austrian court, and his much younger wife, Eleni ( known as Hélène ) Baltazzi, who was a member of a wealthy Greek banking family prominent in the Ottoman Empire.

Christopher Hatton, 1st Baron Hatton PC ( c. July 1605 – 4 July 1670 ) was a distant relation of the Elizabethan politician, Sir Christopher Hatton and a prominent Royalist during the reign of King Charles I of England.

Northcote was born in London, the second son of the prominent Conservative politician Sir Stafford Northcote, later first Earl of Iddesleigh, by his wife cecilia Frances, daughter of Thomas Farrer and sister of Thomas Farrer, 1st Baron Farrer.

Hubert Miles Gladwyn Jebb, 1st Baron Gladwyn, GCMG, GCVO, CB, known as Gladwyn Jebb ( 25 April 1900 – 24 October 1996 ), was a prominent British civil servant, diplomat and politician as well as the Acting Secretary-General of the United Nations.

Nathaniel Mayer Victor Rothschild, 3rd Baron Rothschild, GBE, GM, FRS ( 31 October 1910 – 20 March 1990 ) was a biologist by training, a cricketer and a member of the prominent Rothschild family.

Algernon Percy, 10th Earl of Northumberland, 4th Baron Percy, KG ( 29 September 1602 – 13 October 1668 ) was an English military leader and a prominent supporter of constitutional monarchy.

It was created in 1672 for Anthony Ashley-Cooper, 1st Baron Ashley, a prominent politician in the Cabal then dominating the policies of King Charles II.

Other prominent members of the Ashley-Cooper family include Liberal politician Evelyn Ashley, second son of the 7th Earl ; his son, noted politician, Wilfrid Ashley, 1st Baron Mount Temple, who was a member of the Conservative Party, and his daughter, Edwina, who married Louis Mountbatten, 1st Earl Mountbatten of Burma, and last Vicereine of India.

James Hope-Scott, a prominent barrister, who was the father of James Hope, 1st Baron Rankeillour ( see the Baron Rankeillour for more information on this branch of the family ).

* 1946 – George Robertson, Baron Robertson of Port Ellen, English politician

* 1637 – Charles Calvert, 3rd Baron Baltimore, English politician ( d. 1715 )

* 2000 – Alexander Mackenzie Stuart, Baron Mackenzie-Stuart, Scottish jurist ( b. 1924 )

* 1630 – Thomas Clifford, 1st Baron Clifford of Chudleigh, English politician ( d. 1673 )

* 1797 – Jeffery Amherst, 1st Baron Amherst, English military commander ( b. 1717 )

* 1605 – Cecilius Calvert, 2nd Baron Baltimore, English lawyer and politician ( d. 1675 )

* 1860 – Martin Hawke, 7th Baron Hawke, England cricketer ( d. 1938 )

* 1921 – Baron Hans Heinrich Thyssen-Bornemisza ( d. 2002 )

* 1923 – Marmaduke Hussey, Baron Hussey of North Bradley, English broadcasting executive ( d. 2006 )

* 1995 – present Martin Rees, Baron Rees of Ludlow

* 2012 – Jack Ashley, Baron Ashley of Stoke, British politician and campaigner for disabled rights ( b. 1922 )

* 1900 – Arthur Porritt, Baron Porritt, New Zealand physician and politician, 11th Governor-General of New Zealand ( d. 1994 )

* 2002 – Baron Hans Heinrich Thyssen-Bornemisza, Swiss industrialist and art collector ( b. 1921 )

* 1918 – World War I: German fighter ace Manfred von Richthofen, known as " The Red Baron ", is shot down and killed over Vaux-sur-Somme in France.

* Henry Austin Bruce-1st Baron Aberdare & Home Secretary ( 1868 – 1873 )

* 1882 – Hugh Dowding, 1st Baron Dowding, English officer in the Royal Air Force and commander in RAF Fighter Command ( d. 1970 )

* 1848 – Randall Davidson, 1st Baron Davidson of Lambeth, Archbishop of Canterbury ( d. 1930 )

* Philip Rea, 2nd Baron Rea 1955 – 1967

* Frank Byers, Baron Byers 1967 – 1984

* Walter Layton, 1st Baron Layton 1952 – 1955

* Gladwyn Jebb, 1st Baron Gladwyn 1965 – 1988

Subsequently HM Sultan Jamalul Ahlam Kiram ( 1863 – 1881 ), the 29th reigning Sultan of Sulu, leased North Borneo in 1878 to Gustavus Baron de Overbeck and Alfred Dent, representing the British North Borneo Company in what is now the Malaysian state of Sabah.

* Henry Austin Bruce, 1st Baron Aberdare ( 1815 – 1895 )

* Henry Campbell Bruce, 2nd Baron Aberdare ( 1851 – 1914 )