Prater/Prather Genealogy* 120,000+ Family Members
William de Mandeville
- 1227
Generation: 1
Generation: 3
Generation: 4
1. William de Mandeville (son of Geoffrey Fitzpiers, Chief Justice of England and Beatrice de Say); died 08 Jan 1227.
2. Geoffrey Fitzpiers, Chief Justice of England died 1214. Geoffrey married Beatrice de Say Bef 25 Jan 1185. Beatrice (daughter of William de Say) was born , of Kimbolton and Saham. [Group Sheet]
3. Beatrice de Say was born , of Kimbolton and Saham (daughter of William de Say). Children:
- Geoffrey de Mandeville died 23 Feb 1216.
- 1. William de Mandeville died 08 Jan 1227.
- Maud de Mandeville died 27 Aug 1236.
- Henry Fitzpiers
Generation: 3
6. William de Say was born Bef 1140, of Kimbolton and Saham (son of William de Say and Beatrix de Mandeville); died Bef Aug 1177. Children:
- 3. Beatrice de Say was born , of Kimbolton and Saham.
- Maud de Say was born , of Kimbolton and Saham; died Bef 28 Mar 1222.
Generation: 4
12. William de Say was born , of Kimbolton (son of Geoffrey de Say and Hawise de Clare); died Aug 1144, at seige of Burwell Castle. William — Beatrix de Mandeville. Beatrix (daughter of William de Mandeville) was born 1105, of Essex; died 1201. [Group Sheet]
13. Beatrix de Mandeville was born 1105, of Essex (daughter of William de Mandeville); died 1201. Children:
- Isolda de Say was born , of Kimbolton.
- Geoffrey de Say died 1215.
- 6. William de Say was born Bef 1140, of Kimbolton and Saham; died Bef Aug 1177.