1. EUSTACE¹ FITZ-JOHN was born about 1110 in Knaresborough, Yorkshire, England, United Kingdom, and died in 1157. He married AGNES FITZ-NIGELL, who was born about 1110 in Holton, Yorkshire, and died in 1166.
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RICHARD2 FITZ EUSTACE, b. about 1128 in Holton; d. in 1157; m. in 1150 (ZR-2) ALBREDA DE LISOURES, b. in Holton about 1128, d. about 1220, daughter of (ZR-1) Robert and Albreda (de LACY) DE LISOURES.

2. RICHARD² FITZ EUSTACE (Eustace FITZ-JOHN¹), son of (1) Eustace¹ and Agnes (FITZ-NIGELL) FITZ-JOHN, was born between 1113/4 and 1136 in Holton, and died in 1157. He married in 1150, (ZR-2) ALBREDA DE LISOURES, daughter of (ZR-1) Robert and Albreda (de LACY) DE LISOURES, who was born about 1128 in Holton, and died about 1220.
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JOHN3 DE LACIE, b. in 1150 in Lincoln, Lincolnshire, England; d. on 11 Oct. 1190 in Palestine, Israel; m. ALICE MANDEVILLE, b. in Rycott, Oxford, England about 1140.

3. JOHN³ DE LACIE (Richard FITZ EUSTACE², Eustace FITZ-JOHN¹), son of (2) Richard² and (ZR-2) Albreda (de LISOURES) FITZ EUSTACE, was born in 1150 in Lincoln, and died on 11 Oct. 1190 in Palestine. He married ALICE MANDEVILLE, who was born about 1140 in Rycott.
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ROGER4 DE LACY, b. about 1171 in Lincoln; d. in 1211; m. before 1192 MAUD DE CLARE of Lincoln, b. of Lincoln about 1175, d. in 1213.

4. ROGER⁴ DE LACY (John³, Richard FITZ EUSTACE², Eustace FITZ-JOHN¹), son of (3) John³ and Alice (MANDEVILLE) DE LACIE, was born between 1163/4 and 1178 in Lincoln, and died in 1211. He married before 1192, MAUD DE CLARE of Lincoln, who was born about 1175 of Lincoln, and died in 1213. ^{[4, 9]}
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JOHN5 DE LACY, b. in 1192 in Lincoln; d. on 22 July 1240 in Stanlaw, Chester, England; m. in 1223 (AIN-12) MARGARET DE QUINCY, b. in Lincoln in 1208, d. in Clerkenwell, England about 1273, daughter of (AIN-5) Robert II and (C-11) Hawise (of CHESTER), Countess of Lincoln DE QUINCY.

5. JOHN⁵ DE LACY (Roger⁴, John³, Richard FITZ EUSTACE², Eustace FITZ-JOHN¹), son of (4) Roger⁴ and Maud (de CLARE) DE LACY, was born in 1192 in Lincoln, and died on 22 July 1240 in Stanlaw. He married in 1223, (AIN-12) MARGARET DE QUINCY, daughter of (AIN-5) Robert II and (C-11) Hawise (of CHESTER), Countess of Lincoln DE QUINCY, who was born in 1208 in Lincoln, was christened in 1258, and died about 1273 in Clerkenwell. ^{[4, 5, 8, 9]}
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MAUD6 DE LACY, b. about 1223 in Lincoln; d. on 10 March 1288; m. on 2 Feb. 1238 (Q-102) RICHARD DE CLARE, 6TH EARL OF HERTFORD, b. in Gloucestershire, England on 4 Aug. 1222, d. in Canterbury, Kent, England on 15 July 1262, son of (Q-99) Gilbert, 7th Earl of Clare and (ABO-5) Isabel (MARSHALL).

6. MAUD⁶ DE LACY (John⁵, Roger⁴, John³, Richard FITZ EUSTACE², Eustace FITZ-JOHN¹), daughter of (5) John⁵ and (AIN-12) Margaret (de QUINCY) DE LACY, was born between 1221/2 and 1223/4 in Lincoln, was christened in 1288, and died on 10 March 1288. She married on 2 Feb. 1238, (Q-102) RICHARD DE CLARE, 6TH EARL OF HERTFORD, son of (Q-99) Gilbert, 7th Earl of Clare and (ABO-5) Isabel (MARSHALL), who was born on 4 Aug. 1222 in Gloucestershire, died on 15 July 1262 in Canterbury, and was buried on 28 July 1262 in Tewkesbury, Gloucestershire. ^{[1, 2, 3, 6, 7, 9]}
Children: See (Q-102) Richard de CLARE, 6th Earl of Hertford