See also
| Husband: | Geoffrey de BRIONNE (c. 953-1015) | |
| Wife: | Hawise (Heloise) de GUINES (c. 960-1002) | |
| Children: | Gilbert FitzGodfey de BRIONNE (c. 980-1040) | |
| Name: | Geoffrey de BRIONNE | |
| Sex: | Male | |
| Father: | Richard 'the Fearless' de NORMANDIE (933-996) | |
| Mother: | - | |
| Birth | c. 0953 | Brionne, Normandy |
| Occupation | Count d' Eu | |
| Death | 1015 (age 61-62) | |
| Name: | Hawise (Heloise) de GUINES | |
| Sex: | Female | |
| Father: | Sigfried (Sifridus) "le Danois" de GUINES (c. 905-965) | |
| Mother: | Elstrude van VLAANDEREN (c. 945-966) | |
| Birth | c. 0960 | |
| Death | 19 Jul 1002 (age 41-42) | Brittany, France |
| Name: | Gilbert FitzGodfey de BRIONNE | |
| Sex: | Male | |
| Spouse: | Constance d' EU (c. 1010- ) | |
| Birth | c. 0980 | |
| Occupation | Comte d' Eu and Brionne | |
| Death | 1040 (age 59-60) | |
illegitimate.