* 1723 – Mathurin Jacques Brisson, French naturalist ( d. 1806 )

* 1806 – Francis II, the last Holy Roman Emperor, abdicates ending the Holy Roman Empire.

* 1806 – Battle of Mišar during the Serbian Revolution begins.

* 1806 – Santiago de Liniers, 1st Count of Buenos Aires re-takes the city of Buenos Aires, Argentina after the first British invasion.

* 1724 – George Stubbs, English painter ( d. 1806 )

* Anton Alexander Graf von Auersperg ( 1806 – 1876 ) – Austrian poet who wrote under the pseudonym of Anastasius Grün.

The Lewis and Clark Expedition spent the winter of 1805 – 1806 at Fort Clatsop, a small log structure south and west of modern day Astoria.

* 1727 – Michel Adanson, French botanist ( d. 1806 )

* William Bernard Ullathorne ( 1806 – 89 )

Following his conquest of most of Western Europe, the first Napoleon made his elder brother Joseph ( 1768 – 1844 ) king first of Naples ( 1806 – 1808 ) and then of Spain ( 1808 – 1813 ), his third brother Louis ( 1778 – 1846 ) king of Holland ( 1806 – 1810 ) ( subsequently forcing his abdication after his failure to subordinate Dutch interests to those of France ) and his youngest brother Jérôme Bonaparte ( 1784 – 1860 ) king of Westphalia, the short-lived realm created from some of the states of northwestern Germany ( 1807 – 1813 ).

* 1737 – Michael Haydn, Austrian composer ( d. 1806 )

* September 14 – Michael Haydn, Austrian composer ( d. 1806 )

* Michael Haydn ( 1737 – 1806 ) was Kapellmeister at Großwardein and, starting in 1762, at Salzburg.

Michael Leib ( DR ), until February 14, 1806

* Michael Murphy ( New Zealand magistrate ) ( 1806 – 1852 ), New Zealand clerk, police magistrate and sub-sheriff

This covered the whole of the animal kingdom and which shows the relations between ( then ) genera but not species. In 1832, Gabriel Bibron ( 1806 – 1848 ), who became his assistant, was given the task of describing the species for an expanded version of Zoologie analytique while Nicolaus Michael Oppel ( 1782 – 1820 ) assisted him with a revised higher ( than species ) systematics.

* ( Johann ) Michael Haydn ( 1737 – 1806 ), composer and brother of Joseph Haydn

* Best Desktop Published ( DTP )/ Print-and-Play / Postcard Game-The Battle of Halle 1806 ( by Dennis A. Spors, James Soto, Monte Mattson, Michael Neylan ), LA Bataille ME Premier

Key painters of the Biedermeier movement are Ferdinand Georg Waldmüller ( 1793 Wien – 1865 ), Josip Tominc ( Gorizia 1780 – 1866 ), Friedrich von Amerling ( 1803 Wien – 1887 ), Friedrich Gauermann ( 1807 Miesenbach, Niederösterreich – 1862 ), Johann Baptist Reiter ( 1813 Linz – 1890 ), Peter Fendi ( 1796 Wien – 1842 ), Michael Neder ( 1807 Wien – 1882 ), Josef Danhauser ( 1805 Wien – 1845 ), Edmund Louis Eduard Wodick ( 1806 Markt Alvensleben – 1886 ) among others.

Cusack-Smith was the eldest son of Sir Michael Smith ( judge ), 1st Baronet, Master of the Rolls in Ireland from 1801 to 1806, and his first wife Maryanne Cusack.

Faniska, produced in 1806, was an exception, receiving an enthusiastic response, in particular, by Haydn and Beethoven.

* September 14-Michael Haydn, composer ( died 1806 )

In 1806 Francis II ( now Francis I of Austria ) named the Archduke Charles, already a field marshal, as Commander in Chief of the Austrian army and Head of the Council of War.

" After the dissolution of the Holy Roman Empire in 1806, Francis continued to rule as Austrian Emperor.

The name Ostarrîchi ( Austria ) has been in use since 996 CE when it was part of the Duchy of Bavaria and a component of the Holy Roman Empire of the German nation ( Heiliges Römisches Reich 962 – 1806 ) which was dominated by the Austrian House of Habsburg from 1273 to 1806 when the empire came to an end.

In 1797 the Venetian Republic was wiped off the map by the Treaty of Campo Formio, and Padua was ceded to the Austrian Empire ; then in 1806 the city passed to the French puppet Kingdom of Italy.

With the consequent dissolution of the Holy Roman Empire and founding of the Austrian Empire, Francis abdicated the former Imperial Throne, but remained Francis I of Austria in 1806.

Prince Eugène was adopted by Napoleon on 12 January 1806 ; while excluded from the French empire's succession, he was given presumptive rights for him and his descendants in the male line to the throne of Italy in the absence of a second son of Napoleon on 16 February 1806, and hence on 20 December 1807 given the title of Prince de Venise (' Prince of Venice '), which had been instituted by article 9 of the decree of 30 March 1806 ( when the former Austrian province of Venice was united to Bonaparte's kingdom of Italy ) for the Heir Presumptive to Napoleon in Italy.

Around 1831, he married Lina Roser ( 1806 – 1888 ), a Hungarian-born singer of Austrian parentage whom he had met at Bergamo.

Kuttenberg became part of the Austrian Empire in 1806 and the Austro-Hungarian Empire in 1866.

After 800, the imperator was used ( in conjunction with augustus ) as a formal Latin title in succession by the Carolingian and German Holy Roman Emperors until 1806 and by the Austrian Emperors until 1918.

Friedrich Martin Josef Welwitsch ( 25 February 1806 – 20 October 1872 ) was an Austrian explorer and botanist who in Angola discovered the plant Welwitschia mirabilis.

* all Holy Roman Emperors ( 800 – 1806 ), Austrian Emperors ( 1804 – 1918 ) and German Emperors ( 1871 – 1918 ), each nameable by their German title " Kaiser "

Ignaz Schiffermüller ( born 2 October 1727 in Hellmonsödt ; died 21 June 1806 in Linz ) was an Austrian naturalist mainly interested in Lepidoptera.

After the end of the Holy Roman Empire in 1806, the Habsburg rulers, who were Austrian Emperors from 1804 onwards, continued to elevate deserving individuals to nobility until the end of the monarchy in 1918.

The union of the Princely houses of Colloredo and Mansfeld was officially approved by decree of Emperor Joseph II in 1789 and was mediatised to the Austrian Empire in 1806.

It was raised to a Principality in 1804, and was mediatised to the Austrian Empire and the Grand Duchy of Baden in 1806.

Baron Ernst von Feuchtersleben ( fully Ernst Maria Johann Karl Freiherr von Feuchtersleben ) ( April 29, 1806 – September 3, 1849 ), was an Austrian physician, poet and philosopher.

* Josef Feid ( 1806 – 1870, Weidling ), Austrian painter, born here ( de )

Count Johann Bernhard von Rechberg und Rothenlöwen () ( 17 July 1806 – 26 February 1899 ) was an Austrian statesman.

* 1806 – Juan Crisóstomo Arriaga, Spanish composer ( d. 1826 )

* 1754 – Vicente Martín y Soler, Spanish composer ( d. 1806 )

* January 17 – Juan Crisóstomo Arriaga, Spanish composer ( b. 1806 )

** Napoleon Coste, French guitarist and composer ( b. 1806 )

* February 13-Johann Friedrich Franz Burgmüller, pianist and composer ( b. 1806 )

** Sanford Faulkner, fiddle player and composer ( b. 1806 )

* November 18-Eduard Marxsen, pianist and composer ( born 1806 )

* February 16-Václav Jindřich Veit, lawyer and composer ( b. 1806 )

* May 21-Johannes Frederik Fröhlich, violinist, conductor and composer ( b. 1806 )

* May-Ludwig Schuberth, composer ( b. 1806 )

* January 17 – Juan Crisóstomo Arriaga, composer ( b. 1806 )

Colonel Sanford C. ' Sandy ' Faulkner ( 1806 – 1874 ) was an American teller of tall tales, fiddle player, and composer of the popular fiddle tune " The Arkansas Traveler ", which was the State song of Arkansas from 1949 – 1963.

* John Alcock ( organist ) ( 1715 – 1806 ), English organist and composer

He enrolled in the Conservatoire in 1806 and was schooled in piano by Louis Adam ( father of the composer Adolphe Adam ).

As a composer Umlauf is best remembered for his ballet scores, especially Paul und Rosette and for four Singspiele: Die Herrenhuterin ( 1804 ), Das Fest der Freude und der Liebe ( 1806 ), Der Grenadier ( 1812 ), and Das Wirtshaus von Granada ( 1812 ).

* Juan Crisóstomo Arriaga ( 1806 – 1826 ), composer called the " Spanish Mozart "