- The naval Battle of Svolder (Svold, Swold) was fought in September 999 or 1000 somewhere in the western Baltic between King Olaf Tryggvason of Norway and an alliance of his enemies.
- Kjell Magne Bondevik (pictured) (born 3 September 1947) is a Norwegian Lutheran minister and politician. He served as Prime Minister of Norway from 1997 to 2000, and from 2001 to 2005, making him Norway's longest serving non-Socialist Prime Minister since World War II.
- Johan Nygaardsvold (6 September 1879 - 13 March 1952) was a Norwegian politician from the Labour Party. He was Prime Minister of Norway from 1935 to 1945 (from 1940 to 1945 in exile in London), as head of the cabinet Nygaardsvold.
- Haakon Lie (22 September 1905 – 25 May 2009) was a Norwegian politician who served as party secretary for the Norwegian Labour Party from 1945 to 1969.