Jens Christian Berg (23 September 1775 – 4 June 1852) was a Norwegian lawyer and historian.
He was employed at the Royal Library and was a teacher in geography at the Copenhagen Cathedral School.
In 1803 he took a Danish legal exam, got married and settled at Gulli in Sem, Norway.
He was also chairman of the committee which was set up in November 1814 to amend the Constitution of Norway.
From 1828 to 1835, he was a member of the commission which was preparing new criminal code of law.