*Sibyl Marshall
born 1209 Pembroke, Pembrokeshire, Wales
christened 1209 St. David's, Pembrokeshire, Wales
died 27 April 1245

father:
*William Marshall
born 1144/46 Pembroke, Pembrokeshire, Wales
christened 12 May 1146
died 14 May 1219 Caversham Manor, England
buried May 1219 Round Chapel of Knight's Temple, London, Middlesex, England

mother:
*Isabel Fitzgilbert de Clare
born about 1172 Pembroke, Pembrokeshire, Wales
died 1220 Pembroke, Pembrokeshire, Wales
buried Tintern Abbey, Tintern, Monmouthshire, England
married August 1189 London, Middlesex, England

siblings:
*Maud (Matilda) Marshall
born Abt 1192 Of, Pembroke, Pembrokeshire, Wales
christened: Sep 1201 died 27 Mar 1248
buried Tintern Abbey, Chapel Hill, Monmouthshire, England
*Isabel Marshall born 1206 Of, Pembrokeshire, Wales
christened Apr 1206 St. David's, Pembrokeshire, Wales
died 16 Jan 1240 Berkhamstead, Hertfordshire, England
buried Beaulieu, Southampton, England
*Eve Marshall born Abt 1194 Of, Pembroke, Pembrokeshire, Wales
died Bef 1246 England
Anselm Marshall born about 1204 Pembroke, Pembrokeshire, Wales
died 22 December 1245 Chepstow
buried Tinton Abbey
Margaret Marshall born about 1190 Pembroke, Pembrokeshire, Wales
*Joane Marshall born about 1202 Pembroke, Pembrokeshire, Wales died about 1234
Walter Marshall born about 1206 Pembroke, Pembrokeshire, Wales
died 24 Nov 1245 Goodrich Castle, London, Middlesex, England
buried Tintern, Abbey, England
Gilbert Marshall born about 1196 Pembroke, Pembrokeshire, Wales
christened 1203 St. David's, Pembrokeshire, Wales
died 27 June 1241 Hertford, Hertfordshire, England
buried Temple Church, London, Middlesex, England
Richard Marshall born about 1200 Pembroke, Pembrokeshire, Wales
died 16 April 1234 Kilkenny Castle, Kildare, Ireland
buried 17 April 1234 Kilkenny, Kildare, Ireland
William Marshall born May 1198 Pembroke, Pembrokeshire, Wales
died 11 April 1222 buried 15 April 1231 Temple Church, London, Middlesex, England

spouse:
*William de Ferrers
born about 1200 Derbyshire, England
died 24 March 1254 Evington, Leicestershire, England
buried 31 March 1254 Merevale Abbey, Merevale, Warwickshire, England
married Bef 14 May 1219 Of, Pembroke, Pembrokeshire, Wales

children:
*Maud (Matilda) de Ferrers born about 1228 Derbyshire, England died 12 March 1298/99
Agnes de Ferrers born about 1224 Derbyshire, England died 11 May 1290
Sibyl de Ferrers born 1230 Derbyshire, England
Isabella de Ferrers born about 1226 Derbyshire, England died 1260
Joan de Ferrers born about 1232 Derbyshire, England died October 1267
Agatha de Ferrers born about 1234 Ferrars, Derbyshire, England died 22 May 1306
Eleanor de Ferrers born about 1236 Derbyshire, England died before 12 October 1274 buried Leeds Priory
John de Ferrers born about 1238 <Derbyshire, England>

biographical and/or anecdotal:

notes or source:
LDS