# 1801 in Germany

"none" is preferred when the title is sufficiently descriptive
Events from the year 1801 in Germany.

## Incumbents
### Holy Roman Empire

* Francis II (5 July 1792 – 6 August 1806)

#### Important Electors

* Bavaria Maximilian I (16 February 1799 – 6 August 1806)
* Saxony Frederick Augustus I (17 December 1763 – 20 December 1806)

### Kingdoms

* Kingdom of Prussia
** Monarch – Frederick William III of Prussia (16 November 1797 – 7 June 1840)

### Grand Duchies

* Grand Duke of Mecklenburg-Schwerin
** Frederick Francis I (24 April 1785 – 1 February 1837)
* Grand Duke of Mecklenburg-Strelitz
** Charles II (2 June 1794 – 6 November 1816)
* Grand Duke of Oldenburg
** Wilhelm (6 July 1785 – 2 July 1823) Due to mental illness, Wilhelm was duke in name only, with his cousin Peter, Prince-Bishop of Lübeck, acting as regent throughout his entire reign.
** Peter I (2 July 1823 – 21 May 1829)
* Grand Duke of Saxe-Weimar
** Karl August (1758–1809) Raised to grand duchy in 1809

### Principalities

* Schaumburg-Lippe
** George William (13 February 1787 – 1860)
* Schwarzburg-Rudolstadt
** Louis Frederick II (13 April 1793 – 28 April 1807)
* Schwarzburg-Sondershausen
** Günther Friedrich Karl I (14 October 1794 – 19 August 1835)
* Principality of Reuss-Greiz
** Heinrich XIII (28 June 1800 – 29 January 1817)
* Waldeck and Pyrmont
** Friedrich Karl August (29 August 1763 – 24 September 1812)

### Duchies

* Duke of Anhalt-Dessau
** Leopold III (16 December 1751 – 9 August 1817)
* Duke of Saxe-Altenburg
** Duke of Saxe-Hildburghausen (1780–1826) - Frederick
* Duke of Saxe-Coburg-Saalfeld
** Francis (8 September 1800 – 9 December 1806)
* Duke of Saxe-Meiningen
** Georg I (1782–1803)
* Duke of Schleswig-Holstein-Sonderburg-Beck
** Frederick Charles Louis (24 February 1775 – 25 March 1816)
* Duke of Württemberg
** Frederick I (22 December 1797 – 30 October 1816)

### Other

* Landgrave of Hesse-Darmstadt
** Louis I (6 April 1790 – 14 August 1806)

## Events

* 9 February – The Treaty of Lunéville ends the War of the Second Coalition between France and Austria. Under the terms of the treaty, Aachen is officially annexed by France.

### Date unknown

* Ultraviolet radiation is discovered by Johann Wilhelm Ritter.
* The magnum opus Disquisitiones Arithmeticae of Carl Friedrich Gauss is published.

## Births

* 22 January – Friedrich Gerke, German pioneer of telegraphy (died 1888)
* 19 April – Gustav Fechner, German psychologist (died 1887)
* 16 June – Julius Plücker, German mathematician, physicist (died 1868)
* 14 July – Johannes Peter Müller, German physiologist, comparative anatomist, ichthyologist, and herpetologist (died 1858)
* 10 August – Christian Hermann Weisse, German Protestant religious philosopher (died 1866)
* 3 September – Christian Erich Hermann von Meyer, German palaeontologist (died 1869)
* 12 October – Carl August von Steinheil, German engineer, astronomer (died 1870)
* 23 October – Albert Lortzing, German composer (died 1851)
* 3 November – Karl Baedeker, German guidebook publisher (died 1859)
* 13 November – Queen Elisabeth Ludovika of Bavaria, queen of Prussia (died 1873)
* 24 November – Ludwig Bechstein, German writer and collector of folk tales (died 1860)
* 4 December – Karl Ludwig Michelet, German philosopher (died 1893)
* 11 December – Christian Dietrich Grabbe, German writer (died 1836)

### Date unknown

* Thierry Hermès, German-born French businessman, founder of Hermès (died 1878)

## Deaths

* 14 March – Christian Friedrich Penzel, German musician and composer (born 1737)
* 25 March – Novalis, German poet (born 1772)
* 26 April – Karl Heinrich Heydenreich, German philosopher (born 1764)
* 14 May – Johann Ernst Altenburg, German composer, organist and trumpeter (born 1734)
* 19 September – Johann Gottfried Koehler, German astronomer (born 1745)
* 23 October – Johann Gottlieb Naumann, Kapellmeister, conductor and composer (born 1741)