1656 in Denmark

Events from the year 1656 in Denmark.

Incumbents

 * Monarch – Frederick III
 * Steward of the Realm – Joachim Gersdorff

Births

 * 11 September – Ulrika Eleonora of Denmark, Queen consort of Sweden (died 1693 in Sweden)

Deaths

 * 24 April – Thomas Fincke, mathematician and physicist (b. 1561)