Family Group SheetFATHER | John Plantagenet (GT31-8DD) | BIRTH | 24 December 1166 | | DEATH | 19 October 1216 | | REF # | | 882988; | REF # | | 903466; | REF # | | 60; | MARRIAGE | 29 August 1189 | Isabella "Countess of Gloucester" FitzRobert (MF7F-HQF); Marlborough Castle, England | | MOTHER | Clementia Unknown | BIRTH | about 1165 | | REF # | | 7203058; | REF # | | 7470116; | REF # | | 60; |
| CHILDREN | 1. | Joan "Lady of Wales, Lady of Snowdon" FitzJohn (GKW2-XVH) FEMALE | | BIRTH | before 1189 | London, Middlesex, England | DEATH | 2 February 1237 | Aberystwyth (Aber), Ceredigion, Dyfed, Wales | REF # | | 8764122; | REF # | | | REF # | | 60; | MARRIAGE | 23 March 1204 | Llywelyn "Llywelyn Fawr, Llywelyn the Great" ap Iorwerth (933R-4XV); |
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