Geffrey de Percy

912 -

• Name	Geffrey de Percy  [1, 2]
  Birth	912	Perci-en-Auge, Normandie, France
  Christening	912	Artois, Flanders, France
  Gender	Male
  Person ID	I16562	My Genealogy
  Last Modified	16 May 2026

  
  

  Father	Sir. Mainfred (Knight) DE PERCY,   b. Abt 891, Artois, Flanders, France
  Relationship	natural
  Mother	Mrs. Mainfred de Percy,   b. Abt 892, Artois, Flanders, France d. Yes, date unknown
  Relationship	natural
  Marriage	Abt 911	Artois, Flanders, France
  Family ID	F4417	Group Sheet  |  Family Chart

  
  

  Family	Margaret de Percy,   b. Abt 912, Perci-en-Auge, Normandie, France d. Yes, date unknown
  Marriage	Abt 931	Perci-en-Auge, Normandie, France
  Children	1. William de Percy, Earl of Caux,   b. Abt 932, Caux, Normandie, France  [Father: natural]  [Mother: natural]
  Family ID	F4414	Group Sheet  |  Family Chart
  Last Modified	16 May 2026

  
  

• Sources

  [S18] Personal knowledge of Kirk Larson, [ADDRESS FOR PRIVATE USE]\. [S19] The Church of Jesus Christ of Latter-day Saints, database, \i FamilySearch\i0, (Name: (http://www.familysearch.org);).