Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 01-20-2025.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.


Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.


Individual Page


Family:
Marriage: Children:
  1. Ada De Beaumont Death: Before 1015

Bibliography
  1. Moriarty, G Andrews, Plantagenet Ancestry of King Edward III And Queen Philippa. Salt Lake: Mormon Pioneer Genealogical Society, 1985. LDS Film#0441438. NYPL ARF-86-2555. Available at https://familysearch.org/search/film/007905814?cat=66443. Also available at https://familysearch.org/search/catalog/66443. Information from this source tagged as [Ref: Moriarty Plantagenet p[0-9]*].

Sources with Information about marriage to Mathilda
child:
[Ref: Moriarty Plantagenet p277]
Research Notes:
Seigneur de Beaumont [Ref: Moriarty Plantagenet p277]



Pedigree of Guibert Seigneur De Beaumont
Guibert Seigneur De Beaumont



Descendants of Guibert Seigneur De Beaumont
1. Guibert Seigneur De Beaumont m. Mathilda
m. Mathilda father: Arnold II The Young Count Of Flanders mother: Rosela Of Italy

2nd generation

2. Ada De Beaumont m. Eudes Count Of Cambria
m. Eudes Count Of Cambria father: Arnold II The Young Count Of Flanders mother: Rosela Of Italy