Ludwig van Beethoven

Beethoven is a crater at latitude 20°S, longitude 124°W on Mercury.

The Beethovenfest (Beethoven Festival) is a festival of classical music in Bonn, Germany, dedicated mostly to the music of Ludwig van Beethoven who was born there.

524 Fidelio is a large minor planet with a diameter of 71 km, orbiting the Sun near the center of the main asteroid belt.

Rudolph Johann Joseph Rainier, Archduke of Austria, Cardinal and Archbishop of Olomouc (8 January 1788 – 24 July 1831), a member of the House of Habsburg-Lorraine, was an Austrian clergyman and noble.

Julie ("Giulietta") Guicciardi (23 November 1782 – 22 March 1856) was an Austrian countess and briefly a piano student of Ludwig van Beethoven.

Anton Felix Schindler (13 June 1795 – 16 January 1864) was an associate, secretary, and early biographer of Ludwig van Beethoven.

The Catalogues of Beethoven compositions are all of the different ways in which the musical compositions by Ludwig van Beethoven have been organized by researchers into his music.

Josephine Brunsvik or Countess Jozefina Brunszvik de Korompa (Hungarian: Brunszvik Jozefina; 28 March 1779 – 31 March 1821) was probably the most important woman in the life of Ludwig van Beethoven, as documented by at least 15 love letters he wrote her where he called her his “only beloved”, being “eternally devoted” to her and “forever faithful”.

Johann van Beethoven (c. 1739 or 1740 – 18 December 1792) was a German musician, teacher, and singer who sang in the chapel of the Archbishop of Cologne, whose court was at Bonn.

Karl Alois, Prince Lichnowsky (German: Karl Alois Johann-Nepomuk Vinzenz Leonhard, Fürst Lichnowsky, also known as Carl Alois, Fürst von Lichnowsky-Woschütz) (21 June 1761 – 15 April 1814), was second Prince Lichnowsky and a Chamberlain at the Imperial Austrian court.

Alois Isidor Jeitteles (20 June 1794 – 16 April 1858) was an Austrian doctor, journalist and writer.

Dorothea von Ertmann (born Dorothea Graumann, 3 May 1781 – 16 March 1849) was a German pianist.

The Beethovenhalle is a concert hall in Bonn.

The Beethoven House (German: Beethoven-Haus) in Bonn, Germany, is a memorial site, museum and cultural institution serving various purposes.

Franz Joseph Clement (November 17 or 18?, 1780 – November 3, 1842), was an Austrian violinist, pianist, composer, conductor of Vienna's Theater an der Wien and friend of Ludwig van Beethoven.

Countess Teréz Brunszvik de Korompa (Therese Countess von Brunsvik or Brunswick) (July 27, 1775, Pozsony, Kingdom of Hungary – September 23, 1861, Pest, Kingdom of Hungary) was a member of the Hungarian nobility, pedagoge and a follower of the Swiss Pestalozzi.

Count Ferdinand Ernst Joseph Gabriel von Waldstein und Wartenberg (24 March 1762 – 26 May 1823) was a German nobleman and patron of the arts.

Gail S. Altman is an educator, biographer, and Beethoven scholar notable for her published studies of two of the more disputed aspects of the life of composer Ludwig van Beethoven (1770–1827).

Kaspar Anton Karl van Beethoven (baptized 8 April 1774 – 15 November 1815) is remembered to history as the brother of the celebrated composer Ludwig van Beethoven.

Karl Holz (1798 – 9 Nov 1858) was an Austrian violinist.

Johann Andreas Stumpff (27 January 1769 – 2 November 1846), born in Germany, was a maker of pianos and harps in London.

Gottfried, Freiherr van Swieten (October 29, 1733 in Leiden – March 29, 1803 in Vienna) was a diplomat, librarian, and government official who served the Austrian Empire during the 18th century.

Georg August von Griesinger (8 January 1769 – 9 April 1845) was a tutor and diplomat resident in Vienna during the late 18th and 19th centuries.

The Heiligenstadt Testament is a letter written by Ludwig van Beethoven to his brothers Carl and Johann at Heiligenstadt (today part of Vienna) on 6 October 1802.

In the compositions of Ludwig van Beethoven, the key of C minor is commonly regarded as significant: works for which he chose this key are felt to be powerful and emotionally stormy.

Joseph Franz Maximilian, 7th Prince Lobkowitz (also spelled Lobkowicz) (8 December 1772 – 16 December 1816) was an aristocrat of Bohemia, from the House of Lobkowicz.

Johann Baptist Malfatti, Edler von Monteregio baptized as Giovanni Domenico Antonio Malfatti (June 12, 1775 in Lucca – September 12, 1859 in Hietzing near Vienna) was an Italian/Austrian doctor famous for treating the composer Ludwig van Beethoven.

Count Franz von Oppersdorff (1778 - 1818) was a Silesian nobleman and a great lover of music, who commissioned Beethoven's Fourth and Fifth Symphonies.

Baronin Therese von Droßdik, born Therese Malfatti (1 January 1792 – 27 April 1851), was an Austrian musician and a close friend of Ludwig van Beethoven.

Johann Nepomuk Hoechle (16 September 1790, Munich - 12 December 1835, Vienna) was an Austrian painter and lithographer who specialized in scenes from military actions and current events.