Translated with Introduction and Notes by Eric Christiansen.
Sven Aggesen, also known as Aggessøn, Aggesøn or Aagesen, in Latin Sveno Aggonis (born around 1140 to 1150, death unknown) is the author of "Brevis historia regum Dacie", one of the first attempts to write a coherent history of Denmark covering the period 300 A.D. - 1185 A.D.