1880s|Monarch – Christian IX
Prime minister – C. E. Frijs
4 February – Kjøbenhavns Skøjteløberforening, Denmark's oldest ice skating club, is founded.
1 June – The telephone company Det Store Nordiske Telegrafselskab A/S, present-day GN Store Nord A/S, is founded as the result of merging three recently established telephone companies.
5 June – The equestrian statue of Frederick VII in the central square in Køge is inaugurated.
28 July – Crown Prince Frederick, later King Frederick VIII, marries Princess Louise of Sweden at the Royal Palace in Stockholm, Sweden.
19 September – Aalborg station, on the newly completed railroad stretch between Randers and Aalborg, is inaugurated.
2 January – Carl Moltke, Danish nobleman, minister to the United States in 1908, Minister of Foreign Affairs 1924–1926 (died 1935)
28 April – Christian Geisler, organist and composer (died 1951)
7 June – Ole Olsen, sport shooter, Olympic bronze medallist in team free rifle in 1912 (died 1944)
26 June – Martin Andersen Nexø, socialist, later communist, writer (died 1954)
3 July – Svend Kornbeck, stage and film actor (died 1933)
13 July – Christian Schrøder, film actor (died 1940)
23 November – Valdemar Poulsen, engineer who developed a magnetic wire recorder (died 1942)
18 December – Peter Esben-Petersen, entomologist (died 1942)
21 December – Christian Klengenberg, whaler, trapper and trader (died 1931)
26 December – August Blom, film director, production leader and pioneer of silent films (died 1947)
12 March – Christian, Duke of Augustenborg, claimant of the provinces of Slesvig and Holstein (born 1798)
2 April – Frederik Treschow, supreme court attorney, politician, landowner and philanthropist (born 1786)
5 October – Adolph Peter Adler, theologian (born 1812)
14 December – Fritz Melbye, marine painter (born 1826)
1869 in Denmark Wikipedia
Events from the year 1869 in Denmark.