John FitzGilbert LE MARSHAL of Rockley
(Bef 1109-1165)
Sybil DE SALISBURY
(Abt 1127-)
Richard "Strongbow" DE CLARE, Earl of Pembroke
(Abt 1130-1176)
Aoife MAC MURCHADA of Leinster
(Abt 1141-Aft 1189)
William MARSHAL, Earl of Pembroke
(1146-1219)
Isabel DE CLARE, Countess Strigoil
(1173-1220)
Sibyl MARSHAL
(-Bef 1238)

 

Family Links

Spouses/Children:
William DE FERRERS, 5th Earl of Derby

  • Agnes DE FERRERS
  • Isabel DE FERRERS
  • Matilda DE FERRERS
  • Sibyl DE FERRERS
  • Eleanor DE FERRERS
  • Joan DE FERRERS
  • Agatha DE FERRERS

Sibyl MARSHAL

  • Born: Pembroke, Pembrokeshire, Wales
  • Married: Before 14 May 1219
  • Died: Before 1238

  Research Notes:

The Chronicle of Tintern Abbey, Monmouthshire records that "quarta filia…Willihelmi Marescalli…Sibilla" married "Willielmo de Ferrers comiti Derbiæ". 1

-----------------------------------

He [William de Ferrers] married, 1stly, before 14 May 1219 Sibyl, sister and in her issue coheir of Walter, EARL OF PEMBROKE, and 3rd daughter of William (LE MARESCHAL), EARL OF PEMBROKE, by Isabel, suo jure Countess of Pembroke, daughter and eventually heir of Richard (FITZ GILBERT), EARL OF PEMBROKE. 2

  Marriage Information:

Sibyl married William DE FERRERS, son of William DE FERRERS, 4th Earl of Derby, and Agnes DE KEVELIOC, Lady of Chartley, before 14 May 1219. (William DE FERRERS was born about 1193 in Derbyshire, England, died on 28 Mar 1254 in Evington, Leicestershire, England and was buried on 31 Mar 1254 in Merevale Abbey, Leicestershire, England.)

Sources


1 Foundation for Medieval Genealogy, Medlands: Sibyl.

2 Complete Peerage..., IV:196-8, XIV:250.


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