* 1736 – Johann Christoph Kellner, German organist and composer ( d. 1803 )

* 1744 – Johann Gottfried Herder, German writer ( d. 1803 )

* 1719 – Johann Wilhelm Ludwig Gleim, German poet ( d. 1803 )

** 1802 – 1803 Johann Heinrich Rothpletz ( b. 1766 – d. 1833 )

** 10 March 1803 – 26 April 1803 Johann Rudolf Dolder ( b. 1753 – d. 1807 )

Scholars of ballads are often divided into two camps, the ‘ communalists ’ who, following the line established by the German scholar Johann Gottfried Herder ( 1744 – 1803 ) and the Brothers Grimm, argue that ballads arose by a combined communal effort and did not have a single author, and ‘ individualists ’, following the thinking of English collector Cecil Sharp, who assert that there was a single original author.

Johann Gottfried von Herder ( 1744 – 1803 ) broke new ground in philosophy and poetry, as a leader of the Sturm und Drang movement of proto-Romanticism.

Johann August Sutter ( February 15, 1803 – June 18, 1880 ) was a Swiss pioneer of California known for his association with the California Gold Rush by the discovery of gold by James W. Marshall and the mill making team at Sutter's Mill, and for establishing Sutter's Fort in the area that would eventually become Sacramento, the state's capital.

* 1726 – Johann Becker, German organist, teacher, and composer ( d. 1803 )

* Johann Gottfried von Herder ( 1744 – 1803 ) German.

* August 25 – Johann Gottfried Herder, German writer ( d. 1803 )

* April 2 – Johann Wilhelm Ludwig Gleim, German poet ( d. 1803 )

Weismann was born a son of high school teacher Johann ( Jean ) Konrad Weismann ( 1804 – 1880 ), a graduate of ancient languages and theology, and his wife Elise ( 1803 – 1850 ), née Lübbren, the daughter of the county councillor and mayor von Stade, on January 17, 1834 in Frankfurt am Main.

Count Nikolay Rumyantsev funded Russia's first naval circumnavigation under the joint command of Adam Johann von Krusenstern and Nikolai Rezanov in 1803 – 1806, and was instrumental in the outfitting of the voyage of the Riurik's circumnavigation of 1814 – 1816, which provided substantial scientific information on Alaska's and California's flora and fauna, and important ethnographic information on Alaskan and Californian ( among others ) natives.

* Johann Augustus Sutter ( 1803 – 1880 ); pioneer of California

Starting in 1803 Ludwig studied in Landshut where he was taught by Johann Michael Sailer and in Göttingen.

Condillac was not a naive sensationalist but put forward an expressionist theory of linguistic creation that anticipates the prime features of later thoughts about language by German theorist Johann Gottfried Herder ( 1744 – 1803 ).

In 1803 he became a student of philosophy and theology at the University of Helmstedt, where Heinrich Henke was his most influential teacher ; but the latter part of his university course was taken at the Göttingen, where Johann Gottfried Eichhorn and Thomas Christian Tychsen were then at the height of their popularity.

After attending the St Petersburg school of cadets, he accompanied Adam Johann von Krusenstern on his voyage of 1803 – 1806.

The Barnacle Goose was first classified taxonomically by Johann Matthäus Bechstein in 1803.

Johann Gottfried von Herder ( 25 August 174418 December 1803 ) was a German philosopher, theologian, poet, and literary critic.

The Corn Crake was first described by Linnaeus in his Systema Naturae in 1758 as Rallus crex, but was subsequently moved to the genus Crex, created by German naturalist and ornithologist Johann Matthäus Bechstein in 1803, and named Crex pratensis.

Though Blumenbach left no overt indications of sources for his theory of biological revolution, his ideas harmonize with those of Bonnet and especially with those of his contemporary Johann Gottfried Herder ( 1744 – 1803 ), and it was Herder whose ideas were influenced by Blumenbach.

Wolfgang Xavier Franz Baron von Kobell ( July 19, 1803 – November 11, 1882 ) was a German mineralogist and writer of short stories and poems in Bavarian dialect.

Franz Xaver Süssmayr ( German: Süßmayr ; sometimes written in English as Suessmayr ; 1766 – September 17, 1803 ) was an Austrian composer, now famous for his completion of Wolfgang Amadeus Mozart's Requiem.

In 1803, on a visit to Weimar, Runge unexpectedly met Johann Wolfgang von Goethe and the two formed a friendship based on their common interests in color and art.

* 1803 – Albrecht von Roon, Prussian soldier and statesman, 10th Prime Minister of Prussia ( d. 1879 )

Further observations were made by the German explorer Alexander von Humboldt during his South American journey from 1799 to 1803.

* 1803 – Justus von Liebig, German chemist ( d. 1873 )

* April 18 – Justus von Liebig, German chemist ( b. 1803 )

* February 23 – Albrecht Graf von Roon, Prime Minister of Prussia ( b. 1803 )

They were finally secularised in the 1803 German Mediatisation upon the territorial losses to France in the Treaty of Lunéville, except for the Mainz prince-archbishop and German archchancellor Karl Theodor Anton Maria von Dalberg, who continued to rule as Prince of Aschaffenburg and Regensburg.

* Friedrich Schiller-Die Braut von Messina ( The Bride of Messina, 1803 )

House where Alexander von Humboldt lived in Mexico City in 1803, located at 80 Rep. de Uruguay in the Centro ( Mexico City ) | historic centre of the town, just south of the Zocalo.

Alexander von Humboldt mentions it in his Political Treatise on the Kingdom of New Spain ( 1803 ), noting that a very strong version of mezcal was being manufactured clandestinely in the districts of Valladolid ( Morelia ), Mexico State, Durango and Nuevo León.

In collaboration with Varnhagen von Ense, he founded ( 1803 ) the Berliner Musenalmanach, in which his first verses appeared.

The smaller territories of Sulzbach and Neuburg came to Bavaria in 1742, while the city of Regensburg, an Imperial Free City, was not joined with the rest of the region until the end of the Holy Roman Empire in 1806 and the end of the short-lived Principality of Regensburg under Carl von Dalberg, which existed from 1803 to 1810.

Friedrich Karl von Savigny lectured as privat lecturer in Marburg University in 1802 / 1803 ( Friedrich Karl von Savigny, Juristische Methodenlehre, K. F.

* September-Karl von Marinelli, actor and dramatist ( died 1803 )

* Histoire des Suisses ou Helvetiens ( 4 vols., Geneva, 1803 ) ( mainly an abridgment of J von Müller's great history )

* Hieronymus von Colloredo 1772 – 1812 ( last prince-archbishop, lost temporal power in 1803 after secularization )

He was made honorary Colonel-in-Chief of the Hanoverian Guard Foot Regiment 1789 – 1803, but his military training began in 1791, when he and Prince Ernest went to Hanover to study under the supervision of the Hanoverian commander Field Marshal von Freytag.

* Eric Johan von Fieandt 1803