Johan Christopher Ræder (21 March 1859 – 28 February 1943) was a Norwegian military officer.
He was born in Nes, Buskerud as a son of Nicolai Ditlev Ammon Ræder and Hanna Scheel.
[5] He was a military officer from 1880, and after serving in the infantry he reached the rank of Premier Lieutemant in 1883, attended the Norwegian Military College and spent four years as an aide-de-camp in the General Staff from 1884 to 1888.
He served in the Engineer Corps from 1889, was back in the General Staff between 1893 and 1897 and was responsible for Kongsvinger Fortress between 1901 and 1903.
He was the inspector-general of the Engineer Corps from 1909 to 1916, and served as the Commanding General in Norway from 1916 to 1927.