Kinship between John I, Count of Ponthieu and Béatrix de Saint-Pol through Herleve
NumberSame AsNameAncestor Evidence
Generation 1
[  1.02     ]           John I, Count of Ponthieu (e1142-1191)
[  2.01*   4]           Béatrix de Saint-Pol (e1161-)
Generation 2
[  1.03     ]           Guy II, Count of Ponthieu (e1116-1147)
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[  4.01     ]           Eustache de Champagne (e1146-)
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Generation 3
[  1.04*   7]           William Talvas III, Count of Ponthieu (e1091-1171)
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[  4.02     ]           Eustace IV, Count of Boulogne (~1120-1153)
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Generation 4
[  7.01     ]           Agnes de Ponthieu, Countess of Ponthieu (e1069-)
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[  4.03*  15]           Stephen, King of England (1096-1154)
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Generation 5
[  7.02*  21]           Guy de Ponthieu I, Count of Ponthieu (e1048-1100)
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[ 15.01     ]           Adela of Normandy (~1062-1137)
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Generation 6
[ 21.01*  35]           Adelaide (1030-<1090)
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[ 15.02*  41]           William I, King of England (1028-1087)
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Generation 7
[ 35.01*    ]           Herleve (e1002-~1050)
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[ 41.01*    ]  [7:35.01]Herleve (e1002-~1050)
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