• Monarch – Christian X^[1]
• Prime minister – Klaus Berntsen (until 21 June), Carl Theodor Zahle

• 23 August – The Little Mermaid is inaugurated at its current location off Langelinie in Copenhagen.^[2]
• 2 December – Karen Blixen leaves her native Rungstedlund and Denmark to settle in Kenya where she will live for the next almost 28 years on her African farm.^[3]

• 31 August – Thorvald Ellegaard wins silver in men's sprint at the 1901 UCI Track Cycling World Championships.
• 2 November – Boldklubben 1913 is founded.

Date unknown edit

• Kjøbenhavns Boldklub wins the first Danish National Football Tournament by defeating Boldklubben af 1901 6–2 in the final.

January–March edit

• 2 February – Poul Reichhardt, actor (died 1985)
• 23 February – Gertrud Vasegaard, ceramist (died 2007)
• 25 February – Poul Hansen, politician (died 1966)

July–September edit

• 13 July – Mærsk Mc-Kinney Møller, shipping magnate (died 2012)
• 17 September – Jørgen Jersild, composer and music educator (died 2004)
• 23 September – Carl-Henning Pedersen, painter (died 2007)

October–December edit

• 6 October – Inga Arvad, journalist /died 1973)

January–March edit

• 28 February – Johan Hansen, businessman (born 1838)
• 9 March – Jacob Kornerup, archeologist (born 1825)
• 19 March – Christian Zacho, painter (born 1843)

April–June edit

• 20 April – Vilhelm Bissen, sculptor (born 1836)
• 16 June – Frederikke Federspiel, photographer (born 1839)
• 25 26 June – Albert Jensen, architect (born 1847)

Kiæy–September edit

• 25 July – Peter Sabroe, politician (born 1867)
• 11 August – Natalie Zahle, reform pedagogue and pioneer on women's education (born 1827)

October–December edit

• 24 December – J.B.S. Estrup, politician, prime minister of Denmark (born 1825)