Aubrey de Lacy
Generation: 1
Generation: 2
Generation: 3
Generation: 4
1. Aubrey de Lacy Aubrey — . Unknown [Group Sheet]
Children:
Generation: 2
2. Aubrey de Lisours 
(1.Aubrey1)Aubrey — Richard (Robert) FitzEustace, 5th Baron Lacy. Richard (son of Eustace FitzJohn and Agnes of Halton) was born Abt 1120, Halton; died 1163. [Group Sheet]
Children:
- 3. John FitzRichard was born 1150, Lincoln, Lincolnshire, England; died 1190, Tyre, Palestine.
- 3. John FitzRichard
Generation: 3
3. John FitzRichard (2.Aubrey2, 1.Aubrey1) was born 1150, Lincoln, Lincolnshire, England; died 1190, Tyre, Palestine. John — . Unknown [Group Sheet]
Children:
- 4. Roger de Lacy was born 1170, Lincoln, Lincolnshire, England; died 1211, Pontefract, Yorkshire, England.
- 4. Roger de Lacy
Generation: 4
4. Roger de Lacy (3.John3, 2.Aubrey2, 1.Aubrey1) was born 1170, Lincoln, Lincolnshire, England; died 1211, Pontefract, Yorkshire, England. Roger — . Unknown [Group Sheet]
Children:
- 5. John de Lacy, 2nd Earl of Lincoln was born 1192; died 22 Jul 1240; was buried Chester, Cheshire, England.
- 5. John de Lacy, 2nd Earl of Lincoln