
| Name | Sybil Marshall, Countess of Derby | |
| Birth | 1209 | Pembroke, Pembrokeshire, Wales, United Kingdom |
| Gender | Female | |
| _FSFTID | G9NY-KSP | |
| _UID | 5B8E371BF504624B983F52EA3B69391FF031 | |
| Death | DECEASED | |
| Person ID | I33438 | Ken Tree |
| Last Modified | 3 Nov 2019 | |
| Father | William Marshall, 4th Earl of Pembroke, b. 12 May 1146, Pembroke, Pembrokeshire, Wales, United Kingdom d. 14 May 1219, Caversham Park, Caversham, Oxfordshire, England, United Kingdom (Age 73 years) | |
| Mother | Isabel De Clare, Countess of Pembroke, b. Feb 1172, Pembroke Castle, Pembrokeshire, Wales d. 14 May 1220, Pembroke, Pembrokeshire, Wales (Age 48 years) | |
| Marriage | 8 Aug 1189 | London, Middlesex, England |
| _UID | 5D5C3D4D92550247BAF3848845DF5EE99710 | |
| Family ID | F15134 | Group Sheet | Family Chart |