1917 in Denmark

Events from the year 1917 in Denmark.

Incumbents

 * Monarch – Christian X
 * Prime minister – Carl Theodor Zahle

Undated

 * Sovereignty of the Danish West Indies was officially transferred from Denmark to the United States, after the Treaty of the Danish West Indies was ratified.

Sports

 * 26 April – Silkeborg IF is founded.

Date unknown

 * Kjøbenhavns Boldklub wins the 1916–17 Danish National Football Tournament by defeating Akademisk Boldklub 6–2 in the final.

Births

 * 14 June – Lise Nørgaard, writer (died 2023)
 * 18 June – Erik Ortvad, painter and illustrator (died 2008)
 * 4 October – Søren Georg Jensen, designer and sculptor (died 1982)
 * 28 October – Wermund Bendtsen, photographer (died 2003)
 * 27 November – Arne Sørensen, footballer (died 1977)

January–March

 * 4 January – Carl Ludwig Jessen, painter (born 1833)
 * 30 January – Gerhard Faye, factory manager (born 1846)
 * 26 February – Hanna Hoffmann, sculptor and silversmith (born 1858)

April–June

 * 5 May – Hans Smidth, painter (born 1839)
 * 14 June – Vilhelm Herman Oluf Madsen, politician (born 1844)
 * 22 June – Kristian Zahrtmann, painter (born 1843)

July–September

 * 30 August – Otto Haslund, painter (born 1842)

October–December

 * 27 November – Christian Christiansen, physicist (born 1843)
 * 21 December – Peter Gottfred Ramm, military officer, landowner and company founder (born 1834)