1851 in Germany
Incumbents
- King of Bavaria – Maximilian II
- King of Hanover –
- Ernest Augustus till 18 November 1851{{citation|editor1-last=Gibbs|editor2-last=Doubleday|editor1-first=Vicary|editor2-first=H. A.|title=The Complete Peerage|volume=III|year=1913|publisher=St Catherine Press|page=575|chapter=Cumberland, Duke of}}
- George V after 18 November 1851
- King of Prussia – Frederick William IV
- King of Saxony – Frederick Augustus II
Events
- February 1 – Brandtaucher, the oldest surviving submersible craft, sinks during acceptance trials in the German port of Kiel, but the designer, Wilhelm Bauer, and the two crew escape successfully.
Births
- March 24 – Friedrich von Scholtz, German general (d. 1927)
- April 1 – Bruno von Mudra, German general (d. 1931)
- May 7 – Adolf von Harnack, German Lutheran theologian, church historian (d. 1930){{cite book|author=Joseph B. Tyson|title=Luke, Judaism, and the Scholars: Critical Approaches to Luke-Acts|url=https://books.google.com/books?id=vD3eKp2heYoC&pg=PA30|year=1999|publisher=Univ of South Carolina Press|isbn=978-1-57003-334-6|pages=30}}
- May 20 – Emile Berliner, German-born American telephone and recording pioneer (d. 1929)
- September 21 – Arthur Schuster, German-British physicist (d. 1934)
- November 27 – Friedrich Sixt von Armin, German general (d. 1936)
Deaths
- January 10 – Karl Freiherr von Müffling, Prussian field marshal (b. 1775)
- January 21 – Albert Lortzing, German composer (b. 1801)
- February 18 – Carl Gustav Jacob Jacobi, German mathematician (b. 1804)
- July 17 – Roger Sheaffe, British general (b. 1763)
- November 18- Ernest Augustus, King of Hanover (b. 1771)File:Ernst August von Hannover (1771-1851), by Edmund Koken.jpg
- December 19 – Karl Drais, German inventor (b. 1785){{cite book|title=The Wheelmen|url=https://books.google.com/books?id=rkVUAAAAMAAJ|year=1983|publisher=Wheelmen|page=25}}