See also
| Husband: | Eustache I + (1004-1049) | |
| Wife: | Matilda + of LEUVAN (1006-1040) | |
| Children: | Eustache II + (1015-1087) | |
| Lambert II + of BOLOGNE (1020-1054) | ||
| Ida + of BOULOGNE (1032- ) | ||
| Marriage | 1020 | Lens, Normandy, France |
| Name: | Eustache I + | |
| Sex: | Male | |
| Father: | Enricule + (950-1041) | |
| Mother: | Adeline + of BOULOGNE (952- ) | |
| Birth | 1004 | Boulogne-sur-Mer, Pas-de-Calais, France |
| Occupation | Count of Boulogne | |
| Title | Count of Boulogne | |
| Death | 1049 (age 44-45) | Brabant, Flanders,Belgium |
| Name: | Matilda + of LEUVAN | |
| Sex: | Female | |
| Father: | Lambert I + (952-1015) | |
| Mother: | Gerberge + of LORRAINE (977-1015) | |
| Birth | 1006 | Louvain, Brabant, Belgium |
| Death | 1040 (age 33-34) | Boulogne-sur-Mer, Pas-de-Calais, France |
Spouse: Ida + of LORRAINE
| Name: | Eustache II + | |
| Sex: | Male | |
| Spouse 1: | Ida + of LORRAINE (1040-1113) | |
| Spouse 2: | Goda of ENGLAND (1004-1047) | |
| Birth | 1015 | Boulogne-sur-Mer, Pas-de-Calais, France |
| Occupation | Count of Boulogne | |
| Title | frm 1049 to 1087 (age 33-72) | Count of Boulogne |
| Death | 1087 (age 71-72) | Boulogne-sur-Mer, Pas-de-Calais, France |
Lambert II + of BOLOGNE
| Name: | Lambert II + of BOLOGNE | |
| Sex: | Male | |
| Spouse: | Adelaide + of NORMANDY (1026-1090) | |
| Birth | 1020 | Boulogne, Flanders |
| Occupation | Count of Lens | |
| Death | 1054 (age 33-34) | Bataille de Lill, Flanders |
Spouse: Manasse + of RETHEL
| Name: | Ida + of BOULOGNE | |
| Sex: | Female | |
| Spouse: | Manasse + of RETHEL (1026-1115) | |
| Birth | 1032 | |
Eustace I, count of Boulogne, was a son of Count Baldwin II of Boulogne and Adelina of Holland. He held the county from 1046 until his death in 1049.
[edit] Family and children
He was married to Matilda of Leuven, daughter of Lambert I, Count of Leuven and Gerberga of Lower Lorraine and had three children:
Eustace II of Boulogne
Lambert II, Count of Lens
Gerberga, married Frederick, Duke of Lower Lorraine