| Father |
| Beauclerc, William I ‘the Conqueror’, King of England | 1027 | 1087-09-07
| Mother |
| van Vlaanderen, Matihilde | 1031 | 1083-11-02
| Brother |
Beauclerc, Richard |
1053 |
1081 |
|
| Brother |
Beauclerc, Robert Curthose |
1054 |
1134 |
|
| Sister |
de Beauclerc, Alice |
1056 |
1065 |
|
| Brother |
Beauclerc, William Rufus II |
1057 |
1100 |
|
| |
de Beauclerc, Mathilda |
1059 |
1111 |
|
| Sister |
de Normandie, Constance |
between 1057 and 1061 |
1090-08-13 |
|
| Sister |
de Beauclerc, Gundred |
1062 |
1085-05-27 |
|
| Sister |
de Beauclerc, Agatha |
1063 |
1085 |
|
| Sister |
de Normandie, Adela |
about 1062 |
1137-03-08 |
|
| Brother |
Beauclerc, Henry I, King of England |
1068 |
1135-12-01 |
|
| Sister |
Beauclerc, Cecilia |
|
1126 |
|