1840 in Norway

Events in the year 1840 in Norway.

Incumbents

 * Monarch: Charles III John.

Births

 * 3 January – Cathinka Guldberg, Norway's first nurse (d.1919)
 * 14 February – Lars Olsen Skrefsrud, missionary and language researcher in India (d.1910)
 * 30 September – Johan Svendsen, composer, conductor and violinist (d.1911)
 * 7 November – H. G. Haugan, Norwegian-born American railroad executive.

Full date unknown

 * Karl Akre, politician
 * Anton Christian Bang, politician (d.1913)
 * Hans Laurits Olsen Hammerstad, politician
 * Anders Sveaas, businessperson and consul (d.1917)

Deaths

 * 28 August – Caspar Peter Hagerup, civil servant (b.1777)

Full date unknown

 * Even Hansen, civil servant and politician (born 1790)
 * Mads Lauritz Madsen, politician (born 1782)
 * Peder Paulsen Balke, farmer and politician (born 1779).