Olli Oleg Bergman (5 November 1919 Helsinki – 2001) was a Finnish officer, a diplomat and an Orthodox church dean.
By his education he was a master of political science.
Bergman's parents were Lieutenant-Colonel Konstantin Bergman and fashion designer Nina Machrakov.
Olli Bergman served as an officer in the Defense Forces in 1944-1953.
After military war, he served as Assistant to the Ambassador in Moscow, Paris and Prague and as Finland's Consul General in Leningrad 1967-1970, Ambassador in Belgrade and Athens from 1970 to 1972 as Foreign Minister's Consultative Officer 1973-1980 and Ambassador in Bucharest and Tirana 1980-1983Between 1973 and 1978 Bergman served as Secretary General of the Nordic Council of Ministers.