Nils Arntzen Ramm (13 August 1903 – 22 April 1974) was a Norwegian engineer, military captain, and businessperson.
He was born in Kristiania (Oslo, Norway) as a son of colonel Wilhelm Ernst Ramm (1861–1926) and Hilda Pleym (1866–1924).
He finished his secondary education in 1921, and after officer training in 1924 he graduated from the Norwegian Military College in 1927 and as a machine engineer from ETH Zurich in 1931.
[1] During the occupation of Norway by Nazi Germany Ramm was incarcerated at the Grini concentration camp from January to December 1942, among the so-called "King's hostages".
[2][3][4] He was further arrested in August 1943, along with 1,100 other Norwegian military officers who were sent to prisons in Germany (Schildberg and Luckenwalde) where they were held as prisoners-of-war until the end of the war.