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. Geoffrey De DINAN, Lord Of Dinan Birth: 1131 Death: 1167
  2. Oliver III De DINAN, Lord Of Dinan Birth: 2 Death: After 1173
  3. William De DINAN Birth: 3

Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 04 Dacre-Dysart. London: St Catherine Press, 1916. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 4 also available at http://archive.org/completepeerageo04byucoka Information from this source tagged as [Ref: CP IV [Ap][p0-9].*].
  2. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].
  3. Keats-Rohan, K.S.B., Domesday Descendants, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol II: Pipe Rolls to Cartae Baronum. Bury St Edmunds, Suffolk: Boydell Press, 2002. NYPL ARF 03-4178 vol 2. Corrections at http://users.ox.ac.uk/~prosop/domesday-descendants-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DD p[0-9]*].
  4. Ohier, Laurent, DINAN. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 5/16/1999. Subject: DINAN. Available at https://groups.google.com/g/soc.genealogy.medieval/c/ioi_SZt8c8Q/m/xbIGBlZRIRsJ. Author address: hayash dot ohier at wanadoo dot fr. Information from this source tagged as [Ref: Laurent Ohier SGM 5/16/1999].
  5. Weis, Frederick Lewis, Walter Lee Sheppard, Jr, David Faris, Ancestral Roots of Certain American Colonists who came to America before 1700, 7th Edition, Baltimore: Genealogical Publishing Co, 1992. Information from this source tagged as [Ref: Weis AR7 #[0-9][0-9]*[A-Z]*].

Sources for birth and parent Information
parents:
[Ref: CP IV p369(c), Keats-Rohan DD p434]
Geoffrey I & Ozio "Radegonde Orieldis" [Ref: Laurent Ohier SGM 5/16/1999],
father:
[Ref: Weis AR7 #214]
Sources for death Information
date:
[Ref: CP IV p369(c), Keats-Rohan DD p434]
1155 [Ref: Laurent Ohier SGM 5/16/1999]
1155/56 [Ref: ES II #75 (as replaced in III.1)]
abt 1150 [Ref: Weis AR7 #214]
Sources with Information about marriage to Agnorie Of Penthievre
date:
[Ref: ES II #75 (as replaced in III.1)]
1096 [Ref: Laurent Ohier SGM 5/16/1999],
child:
[Ref: Keats-Rohan DD p434, Laurent Ohier SGM 5/16/1999]
Research Notes:
Vicount of Dinan-nord [Ref: Laurent Ohier SGM 5/16/1999]

1123: succeeded his father [Ref: Keats-Rohan DD p434]

held land at Hartland in Devon as his father's senior heir [Ref: Keats-Rohan DD p434]

Oliver II m. Gunnor, not otherwise identified. Alan de Dinan, brother of Oliver II, m. Agnorie, dau of Count Stephen [Ref: Weis AR7 #214]

1123: Vicount of Dinan-nord [Ref: Laurent Ohier SGM 5/16/1999]

founder of the priory of Jugon [Ref: Keats-Rohan DD p434]



Pedigree of Oliver II De DINAN, Lord Of Dinan
                            /-----Haimon I Count In North Brittany
                   /-----Josselin Vicount Of Dinan
                  |        |                           /-----Riroreth Count Of Nantes
                  |        |                  /-----Adam I The Great Count Of Nantes And Vannes, Duke Of Brit
                  |        |         /-----Paskurtan Count Of Rennes
                  |        |        |         \-----Oreguen
                  |         \-----Rioanteline
                  |                 |                  /-----Gurivant Count Of Rennes
                  |                 |         /-----Berenger Count Of Rennes
                  |                 |        |        |         /-----Erispoe Duke Of Brittany
                  |                 |        |         \-----(Unk Dau) Heiress Of Brittany
                  |                  \-----(Unk Dau) Heiress Of Rennes
          /-----Oliver I Vicount Of Dinan
         |         \-----Orgwen
 /-----Geoffrey Vicount Of Dinan
|         \-----Ganna
Oliver II De DINAN, Lord Of Dinan
 \-----Orieldis



Descendants of Oliver II De DINAN, Lord Of Dinan
1. Oliver II De DINAN, Lord Of Dinan m. Agnorie Of Penthievre
m. Agnorie Of Penthievre father: Stephen Count Of Brittany mother: Hawise Of Guincamp

2nd generation

3. Oliver III De DINAN, Lord Of Dinan m.

3rd generation

5. Geoffrey De DINAN m.

4th generation

6. Oliver De DINAN m.

5th generation

7. Sir Geoffrey De DINAN m.