The following is a list of jarls and dukes, who ruled over Schleswig respectively Southern Jutland (Sønderjylland).
Image: Oluf hunger
Image: Knut Lavard
Image: Valdemar 1. den Store
Image: Christophorvs filivs Waldemari primi
Christian I was a German noble and Scandinavian monarch under the Kalmar Union. He was king of Denmark (1448–1481), Norway (1450–1481) and Sweden (1457–1464). From 1460 to 1481, he was also duke of Schleswig and count of Holstein. He was the first king of the House of Oldenburg.
Portrait at Frederiksborg Castle, 15th century
Duke Adolph declining the offer of the Danish throne and recommending his nephew, Count Christian of Oldenburg. History painting by Christoffer Wilhelm Eckersberg, 1819.
The ascension promissory of Christian I
King Christian I and Queen Dorothea