Died in 1856

Jan 1 John M. Berrien a United States Senator and Andrew Jackson's Attorney General.
Jan 4 David d'Angers a French sculptor and medallist. He adopted the name David d'Angers, following his entry into the studio of the painter Jacques-Louis David in 1809 as a way of both expressing his patrimony and distinguishing himself from the master painter
Jan 6 Nicolas-Charles Bochsa a musician and composer.
Jan 9 Karl Friedrich von Klöden a German educator, historian, and geographer.
Jan 9 Neophytos Vamvas a Greek cleric and educator of the 19th century.
Jan 11 Friedrich Wilhelm Schneidewin a German classical scholar.
Jan 12 Ľudovít Štúr the leader of the Slovak national revival in the 19th century, the author of the Slovak language standard eventually leading to the contemporary Slovak literary language. Štúr was an organizer of the Slovak volunteer campaigns during the 1848 Revolution, he was also politician, poet, journalist, publisher, teacher, philosopher, linguist and member of the Hungarian Parliament
Jan 14 Janko Drašković a Croatian national reformer, politician and poet. He was a member of the Drašković family, one of the oldest Croatian noble families
Jan 16 Thaddeus William Harris an American entomologist and botanist. For the last few years of his life Harris was the librarian of Harvard University
Jan 22 Charles-Victor Prévot vicomte d'Arlincourt a French novelist, born at the Château de Mérantais, Magny-les-Hameaux, Yvelines.
Jan 23 Nikolai Nadezhdin a Russian literary critic and Russia's first ethnographer.
Jan 26 Joseph Marshall Walker a Louisiana soldier and politician. He was the 13th Governor of Louisiana, from 1850-1853
Jan 30 William Buckley (convict) an English convict who was transported to Australia, escaped, was given up for dead and lived in an Aboriginal community for many years.
Jan 31 11th Dalai Lama the 11th Dalai Lama of Tibet.
Feb 1 Ivan Paskevich an imperial Russian military leader. For his victories, he was made Count of Erivan in 1828 and Namestnik of the Kingdom of Poland in 1831. He attained the rank of field marshal in the Russian army, and later in the Prussian and Austrian armies
Feb 3 Johann Christoph Friedrich Klug a German entomologist. He described the butterflies and some other insects of Upper Egypt and Arabia in Christian Gottfried Ehrenberg and Wilhelm Friedrich Hemprich's Symbolæ Physicæ. He was professor of medicine and entomology in the Humboldt-Universitat where he curated the insect collections from 1810 to 1856. At the same time he directed the Botanic Garden in Berlin which contains his collections. Klug worked mainly on Hymenoptera and Coleoptera. The plant genus Klugia was named in his honour as well as the butterflies Geitoneura klugii and Heliophisma klugii
Feb 8 Agostino Bassi an Italian entomologist. He preceded Louis Pasteur in the discovery that microorganisms can be the cause of disease. He discovered that the muscardine disease of silkworms was caused by a living, very small, parasitic organism, a fungus that would be named eventually Beauveria bassiana in his honor. In 1844, he stated the idea that not only animal , but also human diseases are caused by other living microorganisms; for example, measles, syphilis, and the plague
Feb 12 Giuseppe Donizetti was, from 1828, Instructor General of the Imperial Ottoman Music at the court of Sultan Mahmud II.
Feb 17 Heinrich Heine a German poet, journalist, essayist, and literary critic. He is best known outside Germany for his early lyric poetry, which was set to music in the form of Lieder by composers such as Robert Schumann and Franz Schubert. Heine's later verse and prose are distinguished by their satirical wit and irony. His radical political views led to many of his works being banned by German authorities. Heine spent the last 25 years of his life as an expatriate in Paris
Feb 17 John Braham a tenor opera singer born in London, England. His long career led him to become one of Europe's leading opera stars. He also wrote a number of songs, of minor importance, although The Death of Nelson is still remembered. His success, and that of his offspring in marrying into the British aristocracy, are also notable examples of Jewish social mobility in the early 19th century
Feb 18 Wilhelm von Biela a German-Austrian military officer and amateur astronomer.
Feb 24 Nikolai Lobachevsky a Russian mathematician and geometer, known primarily for his work on hyperbolic geometry, otherwise known as Lobachevskian geometry.
Feb 25 George Don a Scottish botanist.
Feb 26 Phillip Parker King an early explorer of the Australian and Patagonian coasts.
Feb 29 Auguste Chapdelaine a French Christian missionary of the Paris Foreign Missions Society.
Mar 6 Thomas Attwood a British banker, economist, political campaigner and Member of Parliament. He was the leading figure of the underconsumptionist Birmingham School of economists, and, as the founder of the Birmingham Political Union, the leading figure in the public campaign for the Great Reform Act of 1832
Mar 6 Johan August Wahlberg a Swedish naturalist and explorer. Wahlberg started studying chemistry at the University of Uppsala in 1829, and later forestry, agronomy and natural science, graduating from the Swedish Forestry Institute in 1834. In 1832 he joined Professor Carl Henrik Boheman, a famous entomologist, on a collecting trip to Norway. In 1833 and 1834 he travelled in Sweden and Germany on forestry research projects. He joined the Office of Land Survey and was appointed an engineer in 1836, becoming an instructor at the Swedish Land Survey College
Mar 10 Jacques Gervais baron Subervie a French general and politician.
Mar 11 James Beatty (engineer) an Irish railway engineer.
Mar 18 Henry Pottinger an Anglo-Irish soldier and colonial administrator who became the first Governor of Hong Kong.
Mar 19 Thomas David Morrison a doctor and political figure in Upper Canada. He was also a member of the Orange Order in Canada
Mar 19 Ludovico Lipparini an Italian painter.
Mar 22 Giulietta Guicciardi an Austrian countess and briefly a piano student of Ludwig van Beethoven. He dedicated his Piano Sonata 14 to her, which is now commonly known as the Moonlight Sonata
Mar 27 Catherine Vorontsov the daughter of Semyon Vorontsov, the Russian ambassador in Britain from 1785, and the only sister of Prince Mikhail Vorontsov, Viceroy of New Russia and Caucasus. She was also a niece of Princess Dashkova, a friend of Catherine the Great and a conspirator in the coup d'état that deposed Czar Peter III and put his wife on the throne
Mar 30 Johann Baptist Jenger an Austrian composer, musician, secretary of the Steiermärkischen Musikvereins and member of the board of the Gesellschaft der Musikfreunde in Vienna.
Apr 2 Stanisław Kostka Zamoyski a Polish nobleman , politician, landowner, and patron of arts.
Apr 11 Juan Santamaría a Costa Rican soldier, officially recognized as the national hero of his country. A national holiday in Costa Rica, Juan Santamaría Day, is held every April 11 to commemorate his death
May 1 John Wilbur (Quaker minister) a prominent American Quaker minister and religious thinker who was at the forefront of a controversy that led to "the second split" in the Religious Society of Friends in the United States.
May 3 Adolfo Fumagalli a 19th-century Italian virtuoso pianist and composer, known today primarily for his virtuosic compositions for the left hand alone.
May 3 Adolphe Adam a French composer and music critic. A prolific composer of operas and ballets, he is best known today for his ballets Giselle and Le corsaire , his operas Le postillon de Lonjumeau , Le toréador and Si j'étais roi and his Christmas carol Minuit, chrétiens! , later set to different English lyrics and widely sung as "O Holy Night". Adam was a noted teacher, who taught Delibes and other influential composers
May 12 Jacques Philippe Marie Binet a French mathematician, physicist and astronomer born in Rennes; he died in Paris, France, in 1856. He made significant contributions to number theory, and the mathematical foundations of matrix algebra which would later lead to important contributions by Cayley and others. In his memoir on the theory of the conjugate axis and of the moment of inertia of bodies he enumerated the principle now known as Binet's theorem. He is also recognized as the first to describe the rule for multiplying matrices in 1812, and Binet's formula expressing Fibonacci numbers in closed form is named in his honour, although the same result was known to Abraham de Moivre a century earlier
May 13 Jean Zuléma Amussat a French surgeon.
May 14 Théodore Guérin the foundress of the Sisters of Providence of Saint Mary-of-the-Woods, Indiana, a congregation of Catholic nuns. She was beatified by Pope John Paul II in October 1998 and finally canonized a saint of the Roman Catholic church on October 15, 2006, by Pope Benedict XVI. Her feast day is October 3
May 18 Georgios Sinas a Greek entrepreneur, banker and national benefactor. He was the founder of the Athens National Observatory
May 22 Augustin Thierry a French historian.
May 22 Albert Gottfried Dietrich a German botanist born in Danzig.
Jun 4 Alexander Crichton a Scottish physician and author.
Jun 4 Wenceslas Bojer a notable naturalist and botanist.
Jun 11 Friedrich Heinrich von der Hagen a German philologist, chiefly distinguished for his researches in Old German literature.
Jun 11 Theodor von Rüdiger a German military officer in service of the Russian Empire and a general of the Imperial Russian Army.