• Monarch – Frederick VI^[1]
• Prime minister – Otto Joachim

• 7 June – C. F. Hansen's new Church of Our Lady in Copenhagen inaugurated after the previous building was destroyed in the British Bombardment of Copenhagen in 1807.^{[citation needed]}

• 19 June – Adam Oehlenschläger is publicly crowned with laurel by the Swedish poet Esaias Tegner in front of the high altar in Lund Cathedral, as the "Scandinavian King of Song.". The event cements his position as the leading proponent of Romanticism in the region and at the same time heralds the emergence the Scandinavismmovement.^[2]
• 1 October – Sparekassen for Helsingør og Omegn is established.^[3]
• 5 November – The College of Advanced Technology (DTU) is inaugurated with Hans Christian Ørsted, who had also been one of the driving forces behind its establishment, as its first principal.^{[citation needed]}

Undated edit

January–March edit

• 29 January – Ludvig Lorenz, mathematician and physicist (died 1891)
• 7 February – Theobald Stein, sculptor (died 1901)
• 19 March – Carl Frederik Tietgen, financier, businessman (died 1901)

July–September edit

• 28 July – Peter Nielsen, botanist (died 1897)
• 22 August — Carl Baagøe, painter (died 1902)

October–December edit

• 16 October – Sophus Berendsen, businessman (died 1884)
• 30 November – Thomas Lange, novelist (died 1887)
• 20 December – Hans Peter Hansen, xylographer (died 1899)

January–March edit

• 21 January – Kamma Rahbek, salonist and lady of letters (born 1775)
• 18 February – Olfert Fischer, vice admiral (born 1747)
• 21 February – Christian Ludvig von Holten, colonial administrator (born 1774)
• 4 March – Grímur Jónsson Thorkelin, scholar, archivist (born 1752)

October–December edit

• 8 October – Iver Qvistgaard, civil servant, landowner and mayor (died 1767)
• 25 October – Andreas Birch, academic, bishop (born 1758)
• 18 December – Christen Berg, politician (died 1891)