Isabel de Clare, Lady Berkeley

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Isabel de Clare, Lady Berkeley, daughter of Sir Gilbert de Clare, Knt., 6th Earl of Gloucester and Alice de Lusignan, was born 10 March 1262/63.1 She died in 1333.2

Isabel married (1) Sir Guy de Beauchamp, Knt., 10th Earl of Warwick, son of William de Beauchamp, 9th Earl of Warwick and Maud Fitz John, between 4 March 1291 and 11 May 1297;1 they were separated by 1302 and later divorced;1 she married (2), as his 2nd wife, Sir Maurice de Berkeley, Knt., 2nd Lord Berkeley, son of Sir Thomas de Berkeley, Knt., 1st Lord Berkley and Joan de Ferrers, about 1316.2

Family 1

Sir Guy de Beauchamp, Knt., 10th Earl of Warwick b. bt 1271 - 1275, d. 12 Aug 1315

Family 2

Sir Maurice de Berkeley, Knt., 2nd Lord Berkeley b. bt 1271 - 1281, d. 31 May 1326
This person was last edited on29 May 2019


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five volumes (Salt Lake City, Utah: s.p., 2013), 1:287 (Beauchamp 10), further cited as Richardson, Royal Ancestry.
  2. [S1947] Richardson, Royal Ancestry, 1:331 (Berkeley 6).