1871 in Denmark

Events from the year 1871 in Denmark.

Incumbents

Monarch – Christian IX{{cite web |title=Christian IX {{!}} king of Denmark |url=https://www.britannica.com/biography/Christian-IX |website=Encyclopedia Britannica |access-date=17 June 2019 |language=en}}
Prime minister – Ludvig Holstein-Holsteinborg

2 January – The Stöðulög, laws on the constitutional standing of Iceland within the Danish realm, are passed.
2 May {{ndash}} The Skanderborg–Silkeborg railway line is inaugurated
5 October – Den Danske Landmandsbank, Hypothek- og Vexelbank i Kjøbenhavn, present-day Danske Bank, is founded.
15 August {{ndash}} The Vendsyssel Railway is inaugurated with the first train to Frederikshavn.
15 October – The Social Democratic party is founded by Louis Pio, Harald Brix and Paul Geleff.
8 November – At Lyksborg Slot, Princess Thyra gives birth to a daughter, conceived in a love affair with a cavalry lieutenant. The girl is adopted by a couple in Odense shortly after birth.

The first private kindergarten in Denmark is established in Copenhagen by writer Erna Juel-Hansen. Kindergarten with public support are not seen until 1901.{{cite web |url=http://www.biblioteksvagten.dk/svar.asp?qaid=13706 |title=Første børnehave og børnehavklasse i Danmark |publisher=Biblioteksvagten.dk |language=da |access-date=4 January 2010 |archive-url=https://web.archive.org/web/20110723080935/http://www.biblioteksvagten.dk/svar.asp?qaid=13706 |archive-date=23 July 2011 |url-status=dead }}
The Danish Women's Society, the world's oldest women's rights organization, is founded.{{cite web |url=http://www.kvinfo.dk/side/680/article/2/ |title=How Danish women got the vote |publisher=www.kvinfo.dk |access-date=9 October 2013}}

15 February – Martin Knudsen, physicist and researcher after whom the Knudsen gas state, the Knudsen number, and the Knudsen layer are named (died 1949)
20 March {{ndash}} Mogens Ballin, painter and silversmith (died 1914)

5 April – Søren Absalon Larsen, physicist active in the field of electroacoustics; the Larsen effect was named after him (died 1957)
13 June – Elna Munch, feminist, suffragist and politician, one of the three first women to be elected to the Danish parliament in 1918 (died 1945)
16 June {{ndash}} Ingeborg Suhr Mailand, educator (died 1969)

19 July – Lars Jørgen Madsen, multiple Olympic medalist in rifle shooting (died 1925)
29 July – August Paulsen, Danish-American businessman and philanthropist (died 1927)

2 November – Poul Heegaard, mathematician active in the field of topology, professor in mathematics at the University of Copenhagen 1910–1917, professor in mathematics at the University of Kristiania 1917–1941 (died 1948)
5 November {{ndash}} Susanne Lindberg, sports cyclist (died 1934)
12 November – Dagmar Hansen, cabaret singer and stage performer, Denmark's first pin-up girl (died 1959)
29 November {{ndash}} Arnold Busck, bookseller, company founder (died 1953)
10 December – Jens Christian Bay, Danish-American writer and librarian (died 1962)
14 December – Harald Moltke, nobleman, painter and author (died 1960)

2 January – Niels Kjærbølling, ornithological writer and lithographer, founder of Copenhagen Zoo (born 1806)
28 January {{ndash}} Thorgeir Guðmundsson, Icelandic-Danish clergy and publisher (born 1797)
1 March – Johan Henrik Nebelong, architect (born 1817)
19 March {{ndash}} Frederik Oxholm, colonial administrator (born 1801)
28 March – Johan Vilhelm Gertner, portrait painter (born 1818)

9 October – Niels Sigfred Nebelong, historicist-style architect, resident architect for the Danish lighthouse authority (born 1806)
14 October {{ndash}} Johan Frederik Møller, painter and photographer (born 1686)
15 October – Oscar O'Neill Oxholm, military officer and landowner (born 1809)
2 December – Moritz Unna, photographer (born 1811)
4 December {{ndash}} Ole Sarvig, poet (born 1921)
12 December – Henrik Rung, composer, conductor and vocal pedagogue (born 1807)
27 December – Carl Ferdinand Allen, historian (born 1811)