Individual Page
Family:
Marriage:
Bibliography
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Ravilious, John, Gwion ap Jonas, 2nd husband of Margaret ferch Madog. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 11/14/2005. Subject: Gwion ap Jonas, 2nd husband of Margaret ferch Madog. Available at https://groups.google.com/g/soc.genealogy.medieval/c/mbjEHCvq2b0/m/qbwBHOYly-AJ. Author address: Therav3 at aol dot com. Information from this source tagged as [Ref: John Ravilious SGM 11/14/2005-191427].
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Richardson, Douglas, Plantagenet Ancestry: A Study in Colonial and Medieval Families. Baltimore, MD: Genelogical Publishing Co, 2004. Information from this source tagged as [Ref: Richardson PA p[0-9]*].
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Richardson, Douglas, Royal Ancestry. Salt Lake City, Utah: Douglas Richardson, 2013. NYPL JFF 16-1184 v1-5 Information from this source tagged as [Ref: Richardson RoyalAnc v1[pc][0-9]*].
Sources for birth and parent Information
- father:
- [Ref: John Ravilious SGM 11/14/2005-191427]
Sources with Information about marriage to Gwenhwyfar
- names:
- [Ref: Richardson PA p2, Richardson RoyalAnc v1p23]
Research Notes:
Pedigree of Meurig Ap Roger Powys
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Rhys Sais Ap Ednyfed
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Tudor Ap Rhys Sais
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Goronwy Ap Tudor
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Roger Ap Goronwy
Meurig Ap Roger Powys
Descendants of Meurig Ap Roger Powys