He was the son of Esther Lucy Egeberg (1887–1962) and
Severin Finne (1883–1953). His father was a lawyer, and his mother was the daughter of Norwegian merchant
Ferdinand Julian Egeberg. Finne was the brother of the architect Hans-Gabriel Finne (1916–2012). His parents divorced while he was still a child, and his mother moved with her children to
Great Britain. He was costume designer at
Nationaltheatret from 1935 to 1938. At the outbreak of
World War II in 1940, Finne was in London where he reported for duty at the Norwegian embassy. Finne started his career as an artist under the direction of the Austrian expressionistic painter
Oskar Kokoschka (1886–1980) in
London. He subsequently studied at the
National Art Academy in
Oslo with Norwegian artists
Per Krogh and
Jean Heiberg. He was decorated Knight, First Class of the
Royal Norwegian Order of St. Olav in 1991. From around 1960 he lived for 25 years on the Spanish island of
Ibiza. Ferdinand Finne died at
Oslo in 1999. He is represented in the
National Gallery of Norway with several art works. ==Private life==