1788 in Denmark
Events from the year 1788 in Denmark. Incumbents
 Monarch – Christian VII
 Prime minister – Andreas Peter Bernstorff

Events
 24 September – The Theater War begins, when Denmark-Norway launches an attack on Sweden at Bohuslän as a diversion to support Russia, an ally of Denmark-Norway, who had in turn been attacked by Sweden in Gustav III's Russian War. 28 October  Lorentz Petersen's wine company is founded in Copenhagen. Undated
 Eriksholm Manor is completed to designs by Caspar Frederik Harsdorff. Births
 18 February - Princess Juliane Sophie of Denmark, princess of Denmark (died 1850)
 26 July  Ole Bang, medical doctor (died 1877)
 28 September - Gustav Friedrich Hetsch, architect (died 1864)
 29 December – Christian Jürgensen Thomsen, archaeologist and arts administrator (died 1865)
 undated - Anna Salmberg, educator  (died 1868)

Deaths
 17 May – Dorothea Biehl, playwright, translator (born 1731)

References

 
1780s in Denmark
Denmark
Years of the 18th century in Denmark