| | Bernard IV de Saint-Valery 1117–1190 Matilda de Isleworth 1128–1152 | | |
Walter de Saint-Valery 1120–… | | |
Laura de Saint-Valery 1122–… | | |
| | Reginald II de Saint-Valery 1092–1166 Bertha de Pitres 1096–1182 | | |
Guy de Saint-Valery 1094–… | | |
| | Bernard III de Saint-Valery 1065–1115 Avoris de SaintJohn 1068–1094 | | |
Reginald de Saint-Valery 1068–… | | |
| | Sir Walter de Saint-Valery 1035–1097 Elizabeth Isabel de Monthlery 1048–1113 | | |
| | Bernard II de Saint-Valery 1006–1066 | | | | Gilbert de Saint-Valery 977–1011 Papia FitzRichard de Normandy 980–1055 | | | | Bernard de Saint-Valery 947–977 Emma de Saint-Valery 950–1045 | | | | Reginald de Saint-Valery 919–… |
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| | | Duke Richard I of Normandy 933–996 Gunnora de Crepon 936–1031 Concubine of Normandy 935–… | | | | Duke William I of Normandy 893–943 Sprote de Bretagne 911–940 | | | | Robert I of Normandy 870–932 | | |
| | | Count Hubert of Senlis 880–912 |
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| | | Prince Herbastus Herfast de Crepon of Denmark 906–984 | | | | King Gorm III Hardeknudsson of Denmark 866–936 Thyre Danebod Haraldsdatter of Jutland 866–935 | | |
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