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|  |  | Alan Canhiart Compte de Cornouaille b.1000 Cornouaille, Bretagne, France d.1058 | | |||
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| | Hoel V de Bretagne Count of Cornouail b.1035 Bretagne, France d.1084 | | Judith de Nantes b.1005 Bretagne, France d.1064 |  | ||
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| | Alan IV Fergent de Bretagne b.1059 Bretagne, France d.1119 | | | | | |
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|  |  | Havoise Duchess de Bretagne b.1040 Bretagne, France d.1072 | | | | |
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 | Conan lll "Le Gros" Duke of Bretagne b.1086 Bretagne, Indre, France d.1148 | | | | | | |
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| | Constance Princess of England b.1061 Normandy, France d.1090 England | | | | | |
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