Research suggests that this person may never have existed. See the text for details.
Removed Alvhild Ringsdottir as mother. She was wife of Harald FairhairC 6 September 2018 Removed Guthroth Eysteinsson as father as doesn't fit with information in Biography. Reconnecting as per the bioC 6 September 2018
Old Norse: Hálfdan hinn mildi)
ORIGINS – IMPROBABLE LINEAGE
ALTERNATE MOTHER: He is the son of Snafrid Svasisdotter. [1]
Relationships between historical figures could have been simplified or even fabricated in the text to give the impression that succession remained within the same family….Precise chronology is also difficult to assess from the Sagas….The conclusion must be that the tight family network described in the Sagas is unlikely to be correct and that the relationships shown below should be treated with considerable caution. http://fmg.ac/Projects/MedLands/NORWEGIAN%20NOBILITY.htm
He is possibly a half-brother to Gudroth (haraldsson-211) and should not be merged without further research. He is born long after his father's death. He is the son of Harald I Hårfagre Halfdansson and Ashlid Ringsdottir. [3]
Research Notes
Warning: Check the data.
A child's birth date (Halfdansson-330 born 0830) should not be before a parent is six years old (Halfdansson-328 born 0937) .
A child's death date (Halfdansson-330 died 0870) should not be before a parent is seven years old (Halfdansson-328 born 0937) .
A father's death date (Halfdansson-259 died 0933) should not be more than nine months before one of his children's birth dates (Halfdansson-328 born 0937) .
A parent's death date (Halfdansson-328 died 1016) should not be more than 110 years after the birth of one of their children (Halfdansson-330 born 0830) . This would mean the parent lived to be well over 110.
A parent's death date (Halfdansson-328 died 1016) should not be more than 110 years after the death of one of their children (Halfdansson-330 died 0870) . This would mean the parent lived to be well over 110.
A birth date (Halfdansson-328 born 0937) should not be more than 60 years before or after a sibling's birth date (Haraldsdottir-47 born 0864) .
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