|Life||Svein Knutsson, Svein Alfivason, Svend Knudsen (before 1020-1036).|
Viceroy/regent of Norway (1029/30).
|Family||Father is Cnut the Great.|
Mother is Ælfgifu of Northampton.
|Events||Sails to Norway as a teenager with his mother Ælfgifu acting as his regent (1030).|
Imposes many laws and taxes on his subjects.
Victorious in the battle of Soknasund (1033).
Sweyn and his mother Ælfgifu flee Norway and sail for Denmark (1035).