| Male George( 1st Duke of Clarence) Plantagnant |
| Birth | 1443 | Dublin Castle, Wexford, Leinster, Ireland |
| Death | 1473 | Beheaded in private for treason in Tower Of London, Middlesex, England |
| Burial | ||
| Marriage | 11 Jul 1469 | Calais, Dordogne, Aquitaine, France |
| Father | Richard II (3rd Duke of York ) Plantagenet | F4775 Group Sheet | |
| Mother | Cecily (Duchess of York) De Neville | F4775 Group Sheet | |
| Female Isabel 'Duchess of Clarence' NEVILLE (maid. name Lady) |
| Birth | 1451 | Warwick Castle, Warwickshire, , England |
| Death | 1476 | Warwick, Warwickshire, , England |
| Burial | ||
| Father | Richard "The Kingmaker" (16th Earl of Warwick) (6th Earl of Salisbury) Neville | F2180 Group Sheet | |
| Mother | Anne (Countess of Warwick) Beauchamp | F2180 Group Sheet | |
| Female Margaret Plantagnant |
| Birth | 1473 | Farleigh Hungerford Castle, Somerset, England |
| Death | 1541 | Beheaded without trail for no crime, body lays in St. Peter's chapel Tower of London, London, England |
| Burial | ||
| Spouse | Richard De pole | F4924 | |
| Marriage | ||