BD
Beatrice de Say
d. 1197
Vitals
Died
1197
Family
Parents
Spouse
Children
About
Beatrice de Say was co-heir of William de Say and, through the Says, brought the Mandeville earldom of Essex to her husband.
Research notes
BEATRICE de SAY, co-heir of William de Say; wife of Geoffrey FitzPiers; mother of Maud (our line). Opens the de Say and MANDEVILLE earls of Essex, note-only. Standard well-documented medieval baronial genealogy per the cited authorities; contested rungs note-only, not hardened. || SAY ASCENT EXTENDED 14 Sep 2026: her grandfather's generation wired - see I100134 and the new Mandeville rungs to Geoffrey de Mandeville the Domesday magnate.