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

Person Info

Name: Conan Of Brittany
Sex: M
Death: 9 Feb 1098 in Antioch ^d

Parents:

Father:
Geoffrey Boterel I Count Of Brittany Birth: 1 Death: 24 Aug 1093 in Dol

Family:
Bibliography

Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].

Sources for birth and parent Information

father:: [Ref: CP X p780]

Sources for death Information

date:: [Ref: CP X p780],
place:: [Ref: CP X p780]

Research Notes:
a crusader, kill at Antioch [Ref: CP X p780]

Pedigree of Conan Of Brittany
                                                                /-----Riroreth Count Of Nantes
                                                       /-----Adam I The Great Count Of Nantes And Vannes, Duke Of Brit
                                              /-----Paskurtan Count Of Rennes
                                             |         \-----Oreguen
                                     /-----Judhael Count Of Rennes
                                    |        |                  /-----Gurivant Count Of Rennes
                                    |        |         /-----Berenger Count Of Rennes
                                    |        |        |         \-----(Unk Dau) Heiress Of Brittany
                                    |         \-----(Unk Dau) Heiress Of Rennes
                            /-----Conan I Duke Of Brittany
                           |         \-----Gerberge
                   /-----Geoffrey Duke Of Brittany
                  |        |                                    /-----Ingelger Count Of Anjou
                  |        |                           /-----Fulk Le Roux Count Of Anjou
                  |        |                          |         \-----Adela Of The Gatinais
                  |        |                  /-----Fulk II The Good Count Of Anjou
                  |        |                 |        |         /-----Werner Seigneur De Locher Villandry And La Stai
                  |        |                 |         \-----Roscilla
                  |        |                 |                  \-----Forcanda
                  |        |         /-----Geoffrey I Grisgonelle Count Of Anjou
                  |        |        |        |                  /-----Gausfred
                  |        |        |        |         /-----Gausfred Count Of Nevers
                  |        |        |         \-----Gerberga Of Nevers
                  |        |        |                 |         /-----Hector Noble Of Arverne
                  |        |        |                  \-----Aba
                  |        |        |                           \-----Aba Abbess Of Sauxillanges
                  |         \-----Ermengarde Of Anjou
                  |                 |                           /-----Herbert I Count Of Vermandois
                  |                 |                  /-----Herbert II Count Of Vermandois
                  |                 |                 |         \-----Beatrice Of Morvois
                  |                 |         /-----Robert Count Of Troyes
                  |                 |        |        |         /-----Robert I King Of France
                  |                 |        |         \-----Hildebrante/Liegarde/Adela
                  |                 |        |                  \-----Aelis
                  |                  \-----Adele Of Troyes
                  |                          |                  /-----Manasses I Count Of Vergy, Duxin, And Chalons
                  |                          |         /-----Giselbert Duke Of Burgandy
                  |                          |        |         \-----Ermengarde
                  |                           \-----Adelaide Of Burgundy
                  |                                    \-----Ermengarde Of Burgandy
          /-----Eudes I Count Of Brittany
         |        |                                    /-----Ketil
         |        |                           /-----Hrolfr (Rollo) Duke Of Normandy
         |        |                  /-----William Longspee Duke Of Normandy
         |        |                 |        |         /-----Berenger Count Of Bayeux
         |        |                 |         \-----Poppa
         |        |                 |                 |         /-----Gurivant Count Of Rennes
         |        |                 |                  \-----(Unk Dau)
         |        |                 |                           \-----(Unk Dau) Heiress Of Brittany
         |        |         /-----Richard I The Fearless Duke Of Normandy
         |        |        |         \-----Espriota
         |         \-----Hawise Of Normandy
         |                 |         /-----(Unk) Forquelar Of Cirques
         |                  \-----Gunnora
/-----Geoffrey Boterel I Count Of Brittany
|        |                           /-----Budic Count Of Cornuaille
|        |                  /-----Benoit Count Of Cornuaille
|        |         /-----Alain Cagnairt Count Of Cornuaille
|        |        |         \-----Guinodeon
|         \-----Agnes Of Cornuaille
|                 |                                    /-----Matuedoi Count Of Poher
|                 |                           /-----Alain II Barbe Torte Count Of Nantes
|                 |                          |        |         /-----Adam I The Great Count Of Nantes And Vannes, Duke Of Brit
|                 |                          |         \-----(Unk Dau)
|                 |                          |                  \-----Oreguen
|                 |                  /-----Hoel Count Of Nantes
|                 |         /-----Judicael Count Of Nantes
|                  \-----Judith Of Nantes
|                           \-----Melisende
Conan Of Brittany

Descendants of Conan Of Brittany

1. Conan Of Brittany