← 1903 1902 1901 1904 in Denmark → 1905 1906 1907
Decades:	1880s 1890s 1900s 1910s 1920s
See also:	Other events of 1904 List of years in Denmark

Events from the year 1904 in Denmark.

Incumbents

• Monarch – Christian IX^[1]
• Prime minister – Johan Henrik Deuntzer

Events

• 12 February – Politikens Ekstrablad is published for the first time.^[2]
• 7 August – The inauguration of Ribe Cathedral.
• 27 August – The inauguration of Odense Canal in Odense is attended by the king.
• 17 September – The first Danish cinema, Kosmorama at Østerbrogade in Copenhagen, opens.^[3]

Undated

• April – The fingerprint technique is adopted by the Copenhagen Police Force.^[3]
• The electrified tramway is extended from Tuborg to Klampenborg.^[3]
• The first vacuum cleaners arrive in the country.^[3]

Sports

• 21 August – Fremad Valby is founded.
• 10 September – Thorvald Ellegaard wins silver in men's sprint at the 1904 UCI Track Cycling World Championships.

Births

• 26 March – Leck Fischer, writer and playwright (died 1956)^[4]
• 5 May – Frederik Marcus Knuth (taxonomist) and count of Knuthenborg (died 1970)

Deaths

• 24 September – Niels Ryberg Finsen (born 1860, in the Faroe Islands)
• 6 December – Johan Bartholdy, composer (born 1853)