Family: Sir Robert d'Umfraville/Margaret de Percy, Baroness Ferrers of Groby (F6743)

m. 20 Jan 1339

• Father | Male Sir Robert d'Umfraville

  
  

  Born
  Died	Yes, date unknown
  Buried
  Married	20 Jan 1339
  Father	Gilbert de Umfreville, 3/10th Earl of Angus | F4505 Group Sheet
  Mother	Joan Willoughby | F4505 Group Sheet

  
  

  Mother | Female Margaret de Percy, Baroness Ferrers of Groby

  
  

  Born
  Died	2 Sep 1375	Gyng (Buttsbury), Essex
  Buried		Friars Preachers, Chelmsford
  Other Spouse	William de Ferrers, 3rd Baron Ferrers of Groby | F6754
  Married	Bef 25 May 1368
  Father	Henry de Percy, 2nd Baron Percy | F828 Group Sheet
  Mother	Idoine de Clifford | F828 Group Sheet