Nielsen Hayden genealogy

Geoffroi I of Brittany

Male Abt 980 - 1008  (~ 28 years)


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Generation: 1

  1. 1.  Geoffroi I of Brittany was born about 980 (son of Conan I "Le Tort" and Ermengarde of Anjou); died on 20 Nov 1008.

    Notes:

    Duke of Brittany.

    Geoffroi married Hawise of Normandy between 996 and 999. Hawise (daughter of Richard I, Leader of the Normans of Rouen and Gunnor) died on 21 Feb 1034. [Group Sheet] [Family Chart]

    Children:
    1. Alan III of Rennes was born in 997; died on 1 Oct 1040 in Vimoutiers, Normandy, France.
    2. Eudon of Brittany was born in 999; died on 7 Jan 1079.

Generation: 2

  1. 2.  Conan I "Le Tort" (son of Juhel alias Bérenger); died on 27 Jun 992 in Conquereuil, near Nantes, Brittany, France; was buried in Mont Saint-Michel Abbey, Brittany, France.

    Notes:

    Count of Rennes before 979. Duke of Brittany.

    "[S]lain at the 2nd Battle of Conquereuil near Nantes". [Royal Ancestry]

    Conan married Ermengarde of Anjou about 973. Ermengarde (daughter of Geoffroi I Grisegonelle and Adèle of Troyes) died after 992. [Group Sheet] [Family Chart]


  2. 3.  Ermengarde of Anjou (daughter of Geoffroi I Grisegonelle and Adèle of Troyes); died after 992.

    Notes:

    Stewart Baldwin has pointed out that she was not the same individual as her sister Gerberge who married William IV of Angouleme, despite the contrary claim in several sources including Wikipedia, Ancestral Roots, and Leo van de Pas (the latter presumably deriving from Europa?ische Stammtafeln).

    Children:
    1. 1. Geoffroi I of Brittany was born about 980; died on 20 Nov 1008.
    2. Judith of Brittany was born in 982; died on 28 Jun 1017; was buried in Bernay Abbey, Bernay, Normandy, France.


Generation: 3

  1. 4.  Juhel alias Bérenger died before 16 Aug 979.

    Notes:

    Also called Judhaël, Judicael Berenger. A count, but there is no proof that he was a count of Rennes.

    According to Stewart Baldwin, both at the Henry Project (citation details below) and in "The Ancestry of Count Conan le Tort of Brittany" (citation details below), he may have been a son of Pascweten who fl. 895-903, who was himself a son of Alain le Grand who d. 907, count of Vannes and duke (sometimes called king) of Brittany.

    Children:
    1. 2. Conan I "Le Tort" died on 27 Jun 992 in Conquereuil, near Nantes, Brittany, France; was buried in Mont Saint-Michel Abbey, Brittany, France.

  2. 6.  Geoffroi I Grisegonelle (son of Foulques II "Le Bon" and Gerberge); died on 21 Jul 987 in Marçon, Sarthe, Pays-de-la-Loire, France; was buried in Saint-Martin de Tours, Tours, Indre-et-Loir, France.

    Notes:

    Count of Anjou; Count of Châlon.

    Also called Geoffrey Greycloak; Gaufridus; Gauzfredus Grisegonella.

    Died while besieging the fortress of Marçon.

    Geoffroi married Adèle of Troyes about 965. Adèle (daughter of Robert and Adelais) died after 6 Mar 974. [Group Sheet] [Family Chart]


  3. 7.  Adèle of Troyes (daughter of Robert and Adelais); died after 6 Mar 974.

    Notes:

    Also called Adele of Vermandois; Adelaide of Vermandois; Adelaide de Chalons.

    Children:
    1. 3. Ermengarde of Anjou died after 992.
    2. Foulques III "Nerra" died on 21 Jun 1040 in Metz, Moselle, Lorraine, France.
    3. Gerberge


Generation: 4

  1. 12.  Foulques II "Le Bon" (son of Foulques I "Le Reux" and Roscille); died in 958.

    Other Events and Attributes:

    • Alternate death: Between Sep 958 and Sep 960

    Notes:

    Count of Anjou. Common ancestor of William the Conqueror and his wife Maud.

    Foulques married Gerberge in 937. Gerberge died before Sep 958. [Group Sheet] [Family Chart]


  2. 13.  Gerberge died before Sep 958.
    Children:
    1. 6. Geoffroi I Grisegonelle died on 21 Jul 987 in Marçon, Sarthe, Pays-de-la-Loire, France; was buried in Saint-Martin de Tours, Tours, Indre-et-Loir, France.
    2. Adele
    3. Bouchard died on 26 Feb 1007.
    4. Adelaide-Blanche of Anjou was born between 945 and 950; died in 1026 in Montmajour, Bouches-du-Rhone, Provence, France.

  3. 14.  Robert was born about 920 (son of Heribert II and (Unknown daughter of Robert I, King of France)); died after 19 Jun 966.

    Other Events and Attributes:

    • Alternate birth: Between 931 and 934
    • Alternate death: Aug 967

    Notes:

    Comte de Meaux & Troyes.

    Robert married Adelais before 18 Jan 950. Adelais (daughter of Giselbert and Ermengarde) died after 19 Jun 966. [Group Sheet] [Family Chart]


  4. 15.  Adelais (daughter of Giselbert and Ermengarde); died after 19 Jun 966.

    Other Events and Attributes:

    • Alternate death: Aft Aug 967

    Notes:

    Also called Adelaide-Werra de Chalon; Adelaide de Chalon; Werra.

    Children:
    1. 7. Adèle of Troyes died after 6 Mar 974.