Jorunn Johnsen (24 November 1908 – 1 May 1984) was a Norwegian journalist.
She studied in Berlin and Oslo, and worked three years in Christiansands Tidende before being hired in Aftenposten in 1936. She remained there except the time January 1944 to March 1945, when she was imprisoned in Grini concentration camp for "German-hostile behaviour" (this was during the German occupation of Norway). Her specialty was social issues. She was awarded the Narvesen Prize in 1957, and also received the HM The King's Medal of Merit. She died in May 1984 in Oslo.