| | William deWilburgham Lord of Radnor 1246–… Christina Crosley 1272–1353 | | |
| | Richard deWilburgham 1175–… | | |
| | WilliamII Venables Baron of Kinderton …–1230 | | |
| | GilbertIV Venables Baron of Kinderton …–… | | |
| | William Venables Baron of Kinderton 1200–… | | |
| | GilbertIII deVenables 1175–… | | |
| | | | | | Ivan Viscount Contentin …–… | | | | GeoffreyI Duke of Brittany …–1008 Hawise of Normandy …–1033 | | | | ConanI leTort Duke of Brittany 927–992 | | | | Juhael Berenger Count of Rennes …–970 | | |
| | | Geoffrey Count of Anjou …–987 Adelaide of Burgundy 915–967 | | |
|
|
| | | RichardI the Fearless Duke of Normandy 933–996 | | | | William I Longsword Duke of Normandy 900–943 Espriota deBretagne 910–… | | |
|
|
|
|
|
|
|
|
