1913 in Germany
Events in the year 1913 in Germany.

Incumbents

National level
 Kaiser – Wilhelm II
 Chancellor – Theobald von Bethmann-Hollweg

State level

Kingdoms
 King of Bavaria – Otto of Bavaria to 5 November, then Ludwig III of Bavaria
 King of Prussia – Kaiser Wilhelm II
 King of Saxony – Frederick Augustus III of Saxony
 King of Württemberg – William II of Württemberg

Grand Duchies
 Grand Duke of Baden – Frederick II
 Grand Duke of Hesse – Ernest Louis
 Grand Duke of Mecklenburg-Schwerin – Frederick Francis IV
 Grand Duke of Mecklenburg-Strelitz – Adolphus Frederick V
 Grand Duke of Oldenburg – Frederick Augustus II
 Grand Duke of Saxe-Weimar-Eisenach – William Ernest

Principalities
 Schaumburg-Lippe – Adolf II, Prince of Schaumburg-Lippe
 Schwarzburg-Rudolstadt – Günther Victor, Prince of Schwarzburg
 Schwarzburg-Sondershausen – Günther Victor, Prince of Schwarzburg
 Principality of Lippe – Leopold IV, Prince of Lippe
 Reuss Elder Line – Heinrich XXIV, Prince Reuss of Greiz (with Heinrich XIV, Prince Reuss Younger Line to 29 March, then Heinrich XXVII, Prince Reuss Younger Line, as regent)
 Reuss Younger Line – Heinrich XIV, Prince Reuss Younger Line to 29 March, then Heinrich XXVII, Prince Reuss Younger Line
 Waldeck and Pyrmont – Friedrich, Prince of Waldeck and Pyrmont

Duchies
 Duke of Anhalt – Frederick II, Duke of Anhalt
 Duke of Brunswick – Duke John Albert of Mecklenburg (regent) to 1 November, then Ernest Augustus, Duke of Brunswick from 2 November
 Duke of Saxe-Altenburg – Ernst II, Duke of Saxe-Altenburg
 Duke of Saxe-Coburg and Gotha – Charles Edward, Duke of Saxe-Coburg and Gotha
 Duke of Saxe-Meiningen – Georg II, Duke of Saxe-Meiningen

Colonial Governors
 Cameroon (Kamerun) – Karl Ebermaier (1st term) to 9 October, then ... Full
 Kiaochow (Kiautschou) – Alfred Meyer-Waldeck
 German East Africa (Deutsch-Ostafrika) – Albert Heinrich Schnee
 German New Guinea (Deutsch-Neuguinea) – Albert Hahl (2nd term)
 German Samoa (Deutsch-Samoa) – Erich Schultz-Ewerth
 German South-West Africa (Deutsch-Südwestafrika) – Theodor Seitz
 Togoland – Duke Adolf Friedrich of Mecklenburg

Events

 May 16 – Eberswalde Hoard discovered
 June 20 – Bremen school shooting causes the death of five pupils and the wounding 21 other people.
 September 9 – In Oppau, BASF starts the world's first plant for the production of fertilizer based on the Haber-Bosch process, feeding today about a third of the world's population.
 October 17 – Johannisthal air disaster occurs with an Imperial German Navy's L 2 airship's test flight resulted in the death of all 28 passengers and crew on board

Births

 26 February – Hermann Lenz, German poet and author (died 1998)
 27 April – Luz Long, German long jump athlete (died 1943)
 31 May – Peter Frankenfeld, German comedian (died 1979)
 10 June – Benjamin Shapira, German-born Israeli biochemist (died 1993)
 4 August – Johann Niemann, SS officer (died 1943)
 10 August – Wolfgang Paul, German physicist (died 1993)
 8 November – Ludwig Elsbett, German engineer (died 2003)
 18 December – Willy Brandt, German politician, former Chancellor of Germany (died 1992)
 25 December – Henri Nannen, German journalist (died 1996)

Deaths

 29 March – Heinrich XIV, Prince Reuss Younger Line, nobleman (born 1832)
 19 April – Hugo Winckler, archaeologist (born 1863)
 29 May – Eduard Pechuël-Loesche, naturalist, geographer, ethnologist, painter, traveler, author and plant collector (born 1840
 13 August – August Bebel, politician (born 1840)
 29 September – Rudolf Diesel, engineer and inventor (born 1858)
 22 December – Theodor Kaes, neurologist (born 1852)