Ole Eliassøn Gjerdrum (22 April 1785 – 29 January 1858) was a Norwegian jurist, civil servant and businessperson.
He then worked in Copenhagen and studied law, but when Norway achieved independence in 1814 he returned to his country of birth.
After some time in the Ministry of Finance, where he advanced to assistant secretary in 1817, he was transferred to law enforcement.
[1] In 1845 he founded Nydalens Compagnie together with Adam Hiorth, Hans Gulbranson and Oluf N.
[6] The daughter Alette Jørgine Constanse Gjerdrum (1833-1891), married her own cousin, dean Halfdan Einar Sommerfelt,[1] and their daughter Giggi Sommerfelt married a son of Ole Gjerdrum's business partner Adam Hiorth.