Tarhan Erdem (1933 – 8 June 2022)[1] was a Turkish politician who was the President of KONDA Research and Consultancy, an opinion polling company. He was a member of the Republican People's Party (CHP) and briefly served as the Minister of Industry and Technology during the short-lived 40th government of Turkey headed by CHP leader Bülent Ecevit between 21 June and 21 July 1977.[2]