Gerhard Meidell Gerhardsen (3 June 1912 – 1 March 1986) was a Norwegian economist. He was born in Finnaas as a son of bailiff, farmer and politician Gerhard Meidell Gerhardsen (1885–1931) and Helga Marie Selmer (1888–1935). He was a grandson of bailiff, farmer and politician Gerhard Meidell Gerhardsen (1848–1912). He was a board member of Norges fiskerihøgskole and Norges fiskeriforskningsråd. His brother Thorvald Gerhardsen was the chairman of the latter organization.