Hawise of Brittany, b. ca. 1037 in Brittany, France, d. 19 August 1072 in France

Father: Alan III of Brittany, b. ca. 997 in Brittany, France, d. 1040 in Durham, England
Mother: Berte of Blois, b. 994 in Blois, France, d. ca. 1084 in England

Spouse: Hoel II, Duke of Brittany, b. ca. 1031, d. 1084

Father: Alain Canhiart, Count of Cornouaille, d. 1058
Mother: Judith of Nantes
He was also the Count of Cornouille.
Married bef. 1058.

Children:

  1. Alan IV "Fergant" Duke of Brittany, b. 1063 in Brittany, France, m. Ermengarde III of Anjou, 1093, d. 13 October 1119 in Redon Abbey, Redon, Brittany, France

Alan III of Brittany, b. ca. 997 in Brittany, France, d. 1040 in Durham, England

Father: Godfrey (Geoffrey), Duke of Brittany, b. ca. 981 in Rennes, Brittany, France, d. 1008
Mother: Hawise of Normandy, b. ca. 990 in Normandy, France

Spouse: Bertha of Blois, b. ca. 1005 in Blois, France, m. Hugh IV, Count of Maine, 1046, d. ca. 1080 in England

Father: Eudes (Odo) II of Blois, b. 990 in Blois, France, d. 1037
Mother: Ermengarde de Auvergne
Married 1027.

Children:

  1. Conan II of Rennes, Duke of Brittany, b. ca. 1033, d. 11 December 1066, cause of death was possibly poisoning after refusing to help Duke William invade England
  2. Hawise of Brittany, b. ca. 1037 in Brittany, France, m. Hoel II, Duke of Brittany, d. 19 August 1072 in France

Godfrey (Geoffrey), Duke of Brittany, b. ca. 981 in Rennes, Brittany, France, d. 20 November 1008

Father: Conan I "The Crooked", b. ca. 960 in Rennes, Brittany, France, d. 27 June 992 in Brittany, France
Mother: Ermengarde I of Anjou, b. ca. 965 in Anjou, France

Spouse: Hawise of Normandy, b. ca. 990 in Normandy, France

Father: Richard I "The Fearless", Duke of Normandy, b. 28 August 933 in Normandy, France, d. 996 in Rouen, France
Married.

Children:

  1. Odo, Count of Penthiévre, b. ca. 999, m. Agnes of Cornouaille, d. ca. 1079 in Cesson, Ile-de-France, France
  2. Alan III of Brittany, b. ca. 997 in Brittany, France, m. Bertha of Blois, 1018, d. 1040 in Durham, England

Conan I "The Crooked", b. ca. 960 in Rennes, Brittany, France, d. 27 June 992 in Brittany, France

Spouse: Ermengarde I of Anjou, b. 960 in Anjou, France

Father: Geoffrey I Grisgonell of Anjou, b. ca. 938 in Anjou, France, d. 21 July 987 in Anjou, France
Mother: Adelaide II de Vermondois, b. 950 in Vermandois, Normandy, France, d. ca. 975 in Anjou, France
Married 980.

Children:

  1. Godfrey (Geoffrey), Duke of Brittany, b. ca. 981 in Rennes, Brittany, France, m. Hawise of Normandy, d. 1008

Children and grandchildren:

  1. Judith of Brittany, b. ca. 982 in Brittany, France, m. Richard II "the Good", Duke of Normandy, ca. 1000, d. 1017