Events from the year 1720 in Denmark.
Incumbents Monarch – Frederick IV Grand Chancellor – Christian Christophersen Sehested
Events 8 April The County of Gyldensteen on Funen is established by Jean Henri Huguetan Gyldensteen from the manors of Gyldensteen, Sandagergård, Oregård, Hugget, Harritslevgård, Uggerslevgård and Jerstrup. 3 July – The Treaty of Frederiksborg is signed at Frederiksborg Castle, ending the Great Northern War.
Births
4 January Henrik Fisker (died 1797) 1 August – Hans Diderik Brinck-Seidelin, Supreme Court justice and landowner (died 1778)
Undated Johannes Rach, painter (died 1783 in the Dutch East Indies) Else Hansen, royal mistress (died 1784)
Deaths
20 January Axel Juel, governor of Danish India (born 1655) 5 July – Berte Skeel, noblewoman (born 1644)
References