Nielsen Hayden genealogy
Baldwin de Mortagne
Generation: 1
Generation: 3
Generation: 4
1. Baldwin de Mortagne (son of Everard III Radulf de Mortagne and Gertrude de Montaigu). Family/Spouse: Heldiarde. [Group Sheet] [Family Chart]
Children:
2. Everard III Radulf de Mortagne (son of Everard II Radulf de Mortagne and Richilde de Hainault). Everard married Gertrude de Montaigu. [Group Sheet] [Family Chart]
3. Gertrude de Montaigu (daughter of Lambert de Montaigu). Children:
Generation: 3
4. Everard II Radulf de Mortagne (son of Walter de Mortagne and Petronella). Everard married Richilde de Hainault before 1144. [Group Sheet] [Family Chart]
5. Richilde de Hainault (daughter of Baldwin III of Hainaut and Yolande von Wassenberg). Children:
6. Lambert de Montaigu Children:
Generation: 4
8. Walter de Mortagne (son of Everard I de Mortagne and Francka). Walter married Petronella. [Group Sheet] [Family Chart]
9. Petronella Children:
10. Baldwin III of Hainaut was born in 1088 (son of Baldwin II De Hainaut and Ida of Louvain); died in 1120. Baldwin married Yolande von Wassenberg about 1107. Yolande (daughter of Gerhard I von Wassenberg) was born about 1090 in of Guelders, Netherlands; died in 1155. [Group Sheet] [Family Chart]
11. Yolande von Wassenberg was born about 1090 in of Guelders, Netherlands (daughter of Gerhard I von Wassenberg); died in 1155. Children:
- Ida de Hainaut
- 5. Richilde de Hainault
- Baldwin IV of Hainaut was born in 1110; died on 8 Nov 1171.