Margaret Plantagenet

1320 - 1399  (79 years)

• Name	Margaret Plantagenet  [1, 2, 3]
  Birth	1320  [3]
  Gender	Female
  Death	1399  [1, 3]
  Person ID	I12224	Ancestrees
  Last Modified	3 Mar 2026

  
  

  Father	Thomas of Brotherton Earl Of Norfolk,   b. 1300   d. 1338 (Age 38 years)
  Relationship	natural
  Mother	Alice D.of Roger Halys   d. Abt 1327
  Relationship	natural
  Marriage	Aft 1320
  Family ID	F3574	Group Sheet  |  Family Chart

  
  

  Family	John Seagrave,   b. 1315, , , Norfolk, ENG d. 1353, , Derbyshire, England (Age 38 years)
  _MARRIED	N
  Children	1. Elizabeth De Segrave,   b. 25 Oct 1338   d. 1368 (Age 29 years)  [Father: natural]  [Mother: natural]
  Family ID	F3859	Group Sheet  |  Family Chart
  Last Modified	3 Mar 2026

  
  

• Notes

  Her father died without sons, son in 1397 she was made Duchess of Norfolk.

  
  

• Sources

  [S803] Blazier, Jo Ann, The Howards, From England to the Ohio Valley (c2002). [S1306] John Edwin Jay, My Genealogy (Unpublished, 1959). [S332] Wikitree.com, Wikitree. https://www.wikitree.com/wiki/Plantagenet-85