1. GEOFFREY II¹ DE THOUARS, VISCOUNT was born between 932 and 1029, and died in 1043^[7]. ^{[3, 7, 8]}
Child:

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2

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AIMERY IV2 DE THOUARS, VISCOUNT, b. about 1010; d. in 1093; m. AURENGARDE DE MAULEON.

2. AIMERY IV² DE THOUARS, VISCOUNT (Geoffrey II¹), son of (1) Geoffrey II¹, Viscount, was born between 982 and 1044, and died in 1093. He married AURENGARDE DE MAULEON. ^{[2, 11]}
Companion of William the Conqueror at the battle of Hastings, 1066.
Children:

+	3	i.	ELEANOR3 DE THOUARS, b. about 1050; d. about 1120; m. in 1075 (JZ-4) BOSO II DE CHASTELLERAULT, VISCOUNT, d. in 1092, son of (JZ-3) Hugh I and (AAR-8) Gerberga (de la ROUCHEFOUCAULD) DE CHASTELLERAULT.
+	4	ii.	GEOFFREY III DE THOUARS, b. about 1050/1; d. about 1100/1; m. AMELINE _____.
+	5	iii.	HILDEGARDE DE THOUARS, b. about 1050/1; d. about 1100/1; m. (AAR-9) HUGUES VI DE LUSIGNAN, d. in 1110[7], son of (AAR-7) Hugues V DE LUSIGNAN.

3. ELEANOR³ DE THOUARS (Aimery IV², Geoffrey II¹), daughter of (2) Aimery IV², Viscount and Aurengarde (de MAULEON), was born between 1011/2 and 1061, and died between 1075 and 1171. She married in 1075, (JZ-4) BOSO II DE CHASTELLERAULT, VISCOUNT, son of (JZ-3) Hugh I and (AAR-8) Gerberga (de la ROUCHEFOUCAULD) DE CHASTELLERAULT, who died in 1092. ^{[4, 10]}
Child: See (JZ-4) Boso II de CHASTELLERAULT, Viscount
4. GEOFFREY III³ DE THOUARS (Aimery IV², Geoffrey II¹), son of (2) Aimery IV², Viscount and Aurengarde (de MAULEON), was born between 996/7 and 1094, and died between 1024/5 and 1203. He married AMELINE _____. ^[8]
Child:

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6

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AIMERY V4 DE THOUARS, VISCOUNT, b. about 1100; d. in 1135[7]; m. (CO-13) AGNES OF POITOU of Angoulême, Aquitaine, France, b. of Angoulême about 1100, daughter of (CO-11) William VII, Duke of Aquitaine and (APP-8) Philippa (TOULOUSE).

5. HILDEGARDE³ DE THOUARS (Aimery IV², Geoffrey II¹), daughter of (2) Aimery IV², Viscount and Aurengarde (de MAULEON), was born between 996/7 and 1094, and died between 1030/1 and 1203. She married (AAR-9) HUGUES VI DE LUSIGNAN, son of (AAR-7) Hugues V DE LUSIGNAN, who died in 1110^[7]. ^[9]
Child: See (AAR-9) Hugues VI de LUSIGNAN

6. AIMERY V⁴ DE THOUARS, VISCOUNT (Geoffrey III³, Aimery IV², Geoffrey II¹), son of (4) Geoffrey III³ and Ameline (_____) DE THOUARS, was born between 1024 and 1121, and died in 1135^[7]. He married (CO-13) AGNES OF POITOU of Angoulême, daughter of (CO-11) William VII, Duke of Aquitaine and (APP-8) Philippa (TOULOUSE), who was born about 1100 of Angoulême. ^{[7, 8]}
Child:

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7

i.

WILLIAM5 DE THOUARS, b. about 1120/1; d. in 1159[7]; m. (AAR-12) AENOR DE LUSIGNAN, daughter of (AAR-10) Hugues VII and Sarrazaine (_____) DE LUSIGNAN.

7. WILLIAM⁵ DE THOUARS (Aimery V⁴, Geoffrey III³, Aimery IV², Geoffrey II¹), son of (6) Aimery V⁴, Viscount and (CO-13) Agnes (of POITOU), was born between 1103/4 and 1136, and died in 1159^[7]. He married (AAR-12) AENOR DE LUSIGNAN, daughter of (AAR-10) Hugues VII and Sarrazaine (_____) DE LUSIGNAN. ^{[5, 7, 8]}
Child:

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8

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GUI6 DE THOUARS, COUNT OF BRITTANY, b. about 1130; d. in 1218[1]; m. (AIX-24) CONSTANCE OF BRITTANY, COUNTESS OF BRITTANY, b. about 1162[1], d. on 5 Sept. 1201[1], daughter of (AIX-22) Conan IV and (F-21) Margaret (of HUNTINGDON) OF BRITTANY.

8. GUI⁶ DE THOUARS, COUNT OF BRITTANY (William⁵, Aimery V⁴, Geoffrey III³, Aimery IV², Geoffrey II¹), son of (7) William⁵ and (AAR-12) Aenor (de LUSIGNAN) DE THOUARS, was born between 1107 and 1160, and died in 1218^[1]. He married (AIX-24) CONSTANCE OF BRITTANY, COUNTESS OF BRITTANY, daughter of (AIX-22) Conan IV and (F-21) Margaret (of HUNTINGDON) OF BRITTANY, who was born about 1162^[1], and died on 5 Sept. 1201^[1]. ^{[1, 5]}
Child:

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9

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ALIX7 DE THOUARS, b. about 1200/1; d. about 1238[1]; m. (U-48) PIERRE DE DREUX, d. about 1252[1], son of (U-41) Count Robert II and (MC-9) Yolande (de COUCY).

9. ALIX⁷ DE THOUARS (Gui⁶, William⁵, Aimery V⁴, Geoffrey III³, Aimery IV², Geoffrey II¹), daughter of (8) Gui⁶, Count of Brittany and (AIX-24) Constance (of BRITTANY), Countess of Brittany, was born between 1199/1200 and 1202, and died about 1238^[1]. She married (U-48) PIERRE DE DREUX, son of (U-41) Count Robert II and (MC-9) Yolande (de COUCY), who died about 1252^[1]. ^{[1, 6]}
Child: See (U-48) Pierre de DREUX