Birth
| Date | 17 June 1239 |
| Place | Westminster, London, England |
Source References
- Ancestry.com: Web: Netherlands, GenealogieOnline Trees Index, 1000-Current
- Heritage Consulting: Millennium File
- Ancestry.com: UK and Ireland, Find A Grave Index, 1300s-Current
- Ancestry.com: Web: International, Find A Grave Index
- Ancestry.com: Web: Moray, Scotland, Local Heritage Index, 1632-2014
- Ancestry.com: The New England Historical & Genealogical Register, 1847-2011
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Ancestry.com: Dictionary of National Biography, Volumes 1-20, 22
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Ancestry.com: North America, Family Histories, 1500-2000
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- Page: Book Title: The royal lineage of the Hamlins : being the branch of the Hamlin family descended through Mary Dun
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