ca 810 – 827 CE      Reign of King Harald Klak of Denmark

ca 827 – 853 CE     Reign of King Horik Godfredsson of Denmark

ca 853 – 873 CE     Reign of King Rorik of Denmark

ca 873 – 891 CE     Kings Sigfred and Halfdan are co-rulers of Denmark

ca 890’s CE            Reign of King Helgi of Denmark, followed by Swedish rule of Denmark.