
| Guðþormr IVARSSON, King of Dublin | |
| B: | Abt 853 |
| Dublin, Irteland | |
| D: | 890 |
| The Hebrides, Scotland | |
| Sitric mac IVARSSON | |
| B: | Abt 855 |
| Dublin, Ireland | |
| D: | 896 |
| Amlaíb mac IVARSSON | |
| B: | Abt 857 |
| Dublin, Ireland | |
| D: | 896 |
| Olaf GUTHFRITHSSON, King of York | |
| B: | Abt 900 |
| Dublin, Ireland | |
| D: | 940 |
| Ragnill GUTHFRITHSSON | |
| B: | Abt 902 |
| Dublin, Ireland | |
| D: | Aft 944 |
| Halfdan GUTHFRITHSSON | |
| B: | Abt 905 |
| Dublin, Ireland | |
| D: | 28 Dec 926 |
| Maine, Omagh, County Tyrone, Ireland | |
| Blacair GUTHFRITHSSON, King of Dublin | |
| B: | Abt 907 |
| Dublin, Ireland | |
| D: | 948 |
| Harald GUTHFRITHSSON | |
| B: | Abt 910 |
| Dublin, Ireland | |
| D: | Yes, date unknown |
| Guthfrith UA ÍMAIR | |
| B: | Abt 890 |
| Ireland | |
| D: | 934 |
| (son) IVARSSON | |
| B: | Abt 860 |
| Dublin, Ireland | |
| D: | 888 |
| Dublin, Ireland | |
| Sigfrith mac IVARSSON, King of Dublin | |
| B: | Abt 862 |
| Dublin, Ireland | |
| D: | 888 |
| Barid mac IVARSSON, King of Dublin | |
| B: | Abt 862 |
| Dublin, Ireland | |
| D: | 881 |
| Dublin, Ireland | |
|
| Ivar GUDRØDSSON, King of Dublin | |
| B: | Abt 830 |
| Dublin, Ireland | |
| D: | Abt 873 |
| Dublin, Ireland | |