728 - 778 (49 years)
 | King of Sweden Björn Ragnarsson Abt 785-Abt 859 |
| King of Sweden Björn Ragnarsson | |
| B: | Abt 785 |
| Denmark | |
| D: | Abt 859 |
| King of Denmark Harthacnut of Denmark, I | |
| B: | Abt 880 |
 | King of Denmark Sigurd Snake-in-the-Eye Abt 784-850 |
| King of Denmark Sigurd Snake-in-the-Eye | |
| B: | Abt 784 |
| Denmark | |
| D: | 850 |
| Northumberland, England | |
 | Halfdan Ivarsson 812- |
| Halfdan Ivarsson | |
| B: | 812 |
| Denmark | |
| Ivar Ragnarsson Abt 783-873 |
| Ivar Ragnarsson | |
| B: | Abt 783 |
| Denmark | |
| D: | 873 |
| Yorkshire, England | |
| Ubbe Ragnarsson -878 |
| Ubbe Ragnarsson | |
| D: | 878 |
| England | |
| King of Dublin Halfdan Ragnarsson | |
| D: | 877 |
| Strangford, Down, Northern Ireland | |
 | Hastein Ragnarsson -Aft 896 |
| Hastein Ragnarsson | |
| D: | Aft 896 |
| King of Sweden, King of Denmark Ragnar Sigurdsson | |
| B: | Abt 765 |
| Uppsala, Stockholm, Sweden | |
| D: | 865 |
| Northumberland, England | |
 | Kraka Sigurdsdatter Abt 765-Abt 842 |
| Kraka Sigurdsdatter | |
| B: | Abt 765 |
| Buskerud, Norway | |
| M: | 783 |
| Uppsala, Sweden | |
| D: | Abt 842 |
| Buskerud, Norway | |
| Fridleif Ragnarsson Abt 778- |
| Fridleif Ragnarsson | |
| B: | Abt 778 |
| Ålov Ragnarsdottir Abt 780-Abt 860 |
| Ålov Ragnarsdottir | |
| B: | Abt 780 |
| Denmark | |
| D: | Abt 860 |
| England | |
| Alfhild Gandolfsdottir 728-778 |
| Alfhild Gandolfsdottir | |
| B: | 16 Mar 728 |
| Alvheim, Hedmark, Norway | |
| D: | 2 Feb 778 |
| Uppsala, Uppsala, Sweden | |
| King of Sweden and Denmark Sigurd Randversson | |
| B: | 710 |
| Denmark | |
| M: | 759 |
| Uppsala, Sweden | |
| D: | 812 |
| Denmark | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
