1620 in Denmark

Events from the year 1620 in Denmark.

Incumbents

 * Monarch – Christian IV

Events

 * 10 May – an expedition led by Admiral Ove Gjedde arrives in Ceylon
 * 19 November – a treaty is signed with the Nayak of Tanjore, giving Denmark possession of Tharangambadi (Danish: Trankebar) and the right to construct Fort Dansborg.

Undated
 * The construction of the original Knippelsbro is completed.

Births
Undated
 * Dina Vinhofvers, silk worker and accuser of Corfitz Ulfeldt (died 1651)

Deaths

 * 11 April – Steen Ottesen Brahe, privy counsellor and landowner (born 1547)
 * 4 August – Karen Roeds, accused witch