1. COUNT GUI¹ DE BOULOGNE was born between 863 and 1019, and died between 923 and 1129. ^[14]
Child:

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2

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COUNT BAUDOUIN II2 DE BOULOGNE, d. in 1033; m. ADELE OF HOLLAND.

2. COUNT BAUDOUIN II² DE BOULOGNE (Gui¹), son of (1) Count Gui¹, was born between 923 and 1019, and died in 1033^[14]. He married ADELE OF HOLLAND. ^[14]
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COUNT EUSTACE I3 OF BOULOGNE of Boulogne, France, d. in 1049; m. (AKE-16) MAUD OF LOUVAIN of Louvain, Brabant, Belgium, daughter of (AKE-12) Count Lambert I the Bearded and (KZ-69) Gerberga (of LORRAINE).

3. COUNT EUSTACE I³ OF BOULOGNE (Baudouin II de BOULOGNE², Gui¹) of Boulogne, son of (2) Count Baudouin II² and Adele (of HOLLAND), was born between 939 and 1034, and died in 1049. He married (AKE-16) MAUD OF LOUVAIN of Louvain, daughter of (AKE-12) Count Lambert I the Bearded and (KZ-69) Gerberga (of LORRAINE). ^{[14, 17, 18]}
Children:

+	4	i.	LAMBERT4 OF BOULOGNE of Boulogne, d. in 1054 in Lille, France; m. (S-26) ADELAIDE OF NORMANDY, COUNTESS OF AUMALE of Aumale, b. in 1030, d. before 1090, daughter of (S-18) Duke Robert I and (PK-2) Herleve (de FALAISE).
+	5	ii.	COUNT EUSTACE II OF BOULOGNE of Boulogne, d. about 1080; m. in 1057 (KZ-77) IDA OF LORRAINE, d. on 13 Aug. 1113[2], daughter of (KZ-71) Duke Godfrey the Bearded and Dada (Ida) (_____).
+	6	iii.	GERBERGE DE BOULOGNE, m. (AQA-8) FREDERICK DE LUXEMBOURG, d. in 1065[16], son of (AQA-3) Count Frederick I and (ARS-3) Ermentrude (of GLEIBERG).

4. LAMBERT⁴ OF BOULOGNE (Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Boulogne, son of (3) Count Eustace I³ and (AKE-16) Maud (of LOUVAIN), was born between 994 and 1040, and died in 1054 in Lille. He married (S-26) ADELAIDE OF NORMANDY, COUNTESS OF AUMALE of Aumale, daughter of (S-18) Duke Robert I and (PK-2) Herleve (de FALAISE), who was born in 1030, and died before 1090. ^{[3, 12, 17, 18]}
Count of Lens in Artois
Slain at the battle of Lille
Child:

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JUDITH5 DE LENS of Lens, France, b. in 1054; d. after 1086; m. in 1070 (AEJ-2) WALTHEOF II OF HUNTINGTON, EARL OF HUNTINGDON of Northumberland, England, United Kingdom, b. about 1046, d. in Winchester, Hampshire, England on 31 May 1076[1], son of (AEJ-1) Sigurd, Earl of Northumberland and (EX-2) Aelflaed (_____).

5. COUNT EUSTACE II⁴ OF BOULOGNE (Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Boulogne, son of (3) Count Eustace I³ and (AKE-16) Maud (of LOUVAIN), was born between 999 and 1043, and died between 1070 and 1090^[2]. He married in 1057, (KZ-77) IDA OF LORRAINE^[2], daughter of (KZ-71) Duke Godfrey the Bearded and Dada (Ida) (_____), who died on 13 Aug. 1113^[2]. ^{[4, 14]}
Companion of William the Conqueror at the Battle of Hastings, 1066.
Children:

+	8	i.	COUNT GODFREY5 OF BOULOGNE, b. before 1061 in Brabant; d. on 18 July 1100 in Jerusalem, Israel; m. (AAM-2) BEATRICE DE MANDEVILLE, daughter of (AAM-1) Geoffrey DE MANDEVILLE.
+	9	ii.	COUNT EUSTACE III OF BOULOGNE of Boulogne, Pas-de-Calais, France, b. between 1059 and 1080; d. in 1125; m. in 1102 (G-11) PRINCESS MARY OF SCOTLAND, b. in Scotland, United Kingdom about 1084, d. on 31 May 1116[2], daughter of (G-4) King Malcolm III Canmore and (ARN-34) Margaret "Atheling" (of ENGLAND), Queen of Scotland.

6. GERBERGE⁴ DE BOULOGNE (Eustace I of BOULOGNE³, Baudouin II de BOULOGNE², Gui¹), daughter of (3) Count Eustace I³ and (AKE-16) Maud (of LOUVAIN), was born between 953 and 1050, and died between 967 and 1159. She married (AQA-8) FREDERICK DE LUXEMBOURG, son of (AQA-3) Count Frederick I and (ARS-3) Ermentrude (of GLEIBERG), who died in 1065^[16]. ^[16]
Child: See (AQA-8) Frederick de LUXEMBOURG

7. JUDITH⁵ DE LENS (Lambert of BOULOGNE⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Lens, daughter of (4) Lambert⁴ and (S-26) Adelaide (of NORMANDY), Countess of Aumale (OF PONTHIEU) OF BOULOGNE, was born in 1054, and died between 1086 and 1164^[2]. She married in 1070, (AEJ-2) WALTHEOF II OF HUNTINGTON, EARL OF HUNTINGDON of Northumberland, son of (AEJ-1) Sigurd, Earl of Northumberland and (EX-2) Aelflaed (_____), who was born about 1046, and died on 31 May 1076 in Winchester^[1]. ^{[11, 18, 13, 17, 15, 19]}
Per AR (148-22), Judith's father is in doubt; she may have actually been the daughter of Adelaide's first marriage (to Enguerrand of Ponthieu) rather than her second marriage (to Lambert of Boulogne).^[2]
Children: See (AEJ-2) Waltheof II of HUNTINGTON, Earl of Huntingdon
8. COUNT GODFREY⁵ OF BOULOGNE (Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹), son of (5) Count Eustace II⁴ and (KZ-77) Ida (of LORRAINE), was born before 1061 in Brabant^[2], and died on 18 July 1100 in Jerusalem^[2]. He married (AAM-2) BEATRICE DE MANDEVILLE, daughter of (AAM-1) Geoffrey DE MANDEVILLE. ^[7]
Child:

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WILLIAM6 DE BOULOGNE of Buckinghamshire, England, b. about 1080; d. about 1159.

9. COUNT EUSTACE III⁵ OF BOULOGNE (Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Boulogne, Pas-de-Calais, son of (5) Count Eustace II⁴ and (KZ-77) Ida (of LORRAINE), was born between 1059 and 1080, and died in 1125. He married in 1102, (G-11) PRINCESS MARY OF SCOTLAND, daughter of (G-4) King Malcolm III Canmore and (ARN-34) Margaret "Atheling" (of ENGLAND), Queen of Scotland, who was born about 1084 in Scotland, died on 31 May 1116^[2], and was buried in Bermondsey, London, England. ^{[5, 14, 19]}
Child:

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MATILDA6 OF BOULOGNE of Boulogne, Pas-de-Calais, b. about 1105; d. on 3 May 1152 in Hevringham Castle, Essex, England; m. before 1125 (AOS-12) STEPHEN OF BLOIS, KING OF ENGLAND of Blois, Loir-et-Cher, France, b. in 1095/6[2], d. in Canterbury, Kent, England on 25 Oct. 1154[2], son of (AOS-8) Count Stephen II and (S-31) Adela (of NORMANDY).

10. WILLIAM⁶ DE BOULOGNE (Godfrey of BOULOGNE⁵, Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Buckinghamshire, son of (8) Count Godfrey⁵ and (AAM-2) Beatrice (de MANDEVILLE), was born about 1080, and died between 1149 and 1169^[2]. ^{[8, 19]}
Child:

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FARAMUS7 DE BOULOGNE of Buckinghamshire, b. about 1105; d. about 1183/4; m. MATILDA _____.

11. MATILDA⁶ OF BOULOGNE (Eustace III⁵, Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Boulogne, Pas-de-Calais, daughter of (9) Count Eustace III⁵ and (G-11) Princess Mary (of SCOTLAND), was born about 1105^[2], died on 3 May 1152 in Hevringham Castle and was buried in Faversham Abbey, Faversham, Kent. She married before 1125, (AOS-12) STEPHEN OF BLOIS, KING OF ENGLAND of Blois, son of (AOS-8) Count Stephen II and (S-31) Adela (of NORMANDY), who was born in 1095/6^[2], died on 25 Oct. 1154 in Canterbury^[2], and was buried in Faversham Abbey. ^{[6, 14, 19]}
Children: See (AOS-12) Stephen of BLOIS, King of England

12. FARAMUS⁷ DE BOULOGNE (William⁶, Godfrey of BOULOGNE⁵, Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Buckinghamshire, son of (10) William⁶ DE BOULOGNE, was born about 1105, and died between 1174 and 1194^[2]. He married MATILDA _____. ^{[9, 19]}
Child:

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SIBYL8 DE BOULOGNE of Buckinghamshire, b. about 1132; m. (PS-2) INGELRAM DE FIENNES, b. about 1134, d. in 1189[2], son of (PS-1) Eustace II, (Baron) and (TC-2) Margaret (of GUINES).

13. SIBYL⁸ DE BOULOGNE (Faramus⁷, William⁶, Godfrey of BOULOGNE⁵, Eustace II⁴, Eustace I³, Baudouin II de BOULOGNE², Gui¹) of Buckinghamshire, daughter of (12) Faramus⁷ and Matilda (_____) DE BOULOGNE, was born about 1132, and died between 1150 and 1252. She married (PS-2) INGELRAM DE FIENNES, son of (PS-1) Eustace II, (Baron) and (TC-2) Margaret (of GUINES), who was born about 1134, and died in 1189^[2]. ^[10]
Child: See (PS-2) Ingelram de FIENNES