Isabel Marshal

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ChartsAncestors of Edward Ambrose Cooke
Ancestors of Adele La Force
Ancestors of Harriet Hanson Robinson (#1)
Ancestors of Harriet Hanson Robinson (#2)
Ancestors of Wilford Ervie Billings

Family 1

Sir Gilbert de Clare, Knt., 4th Earl of Hertford b. abt. 1180, d. 25 Oct 1230

Family 2

Sir Richard of England, Knt., Earl of Cornwall, King of the Romans b. 5 Jan 1209, d. 2 Apr 1272
  • John of Cornwall2 b. 31 Jan 1231/32, d. 22 Sep 1232
  • Isabel of Cornwall2 b. abt. 9 Sep 1233, d. 6 Oct 1234
  • Henry of Cornwall "Almain,"2 b. 2 Nov 1235, d. 13 Mar 1270/71
  • Nicholas of Cornwall2 b. Jan 1240, d. Jan 1240
This person was last edited on22 Aug 2019


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families (Five vols., Salt Lake City, Utah: s.p., 2013), 2:185 (Clare 6), further cited as Richardson, Royal Ancestry.
  2. [S1947] Richardson, Royal Ancestry, 2:298-306 (Cornwall 6).