Family: Robert I de Clifford, 1st Baron Clifford / Matilda de Clare (F4320)
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Father | Male
Robert I de Clifford, 1st Baron Clifford
Born Died 24 Jun 1314 Bannockburn, Scotland 
Buried Married Father Roger III de Clifford | F4334 Group Sheet Mother Isabel de Vipont | F4334 Group Sheet
Mother | Female
Matilda de Clare
Born Died Aft 1327 Buried Father Thomas de Clare, Lord of Thomond | F3329 Group Sheet Mother Juliana FitzMaurice, Lady of Thomond | F3329 Group Sheet
Child 1 | Male
Roger IV de Clifford, 2nd Baron Clifford
Born ca. Jan 1300 Died 23 Mar 1322 York, Yorkshire, England Buried
Child 2 | Male
+ Robert II de Clifford, 3rd Baron Clifford
Born 5 Nov 1305 Died May 1344 Buried Spouse Isabel de Berkeley, Lady Clifford | F3727 Married Jun 1328 Berkeley Castle, Gloucestershire
Child 3 | Female
+ Idonia de Clifford, Lady Percy
Born Died 24 Aug 1365 Buried Beverley Minster, Beverley, East Riding, Yorkshire, England Spouse Henry de Percy, 2nd Baron Percy of Alnwick | F4319 Married ca. 1321