Searching| William the Conqueror |
| Matilda of Flanders |
| Adela of Normandy |
| Stephen II Count of Blois |
| Theobald II Count of Champagne |
| Matilda of Carinthia |
| Henry I Count of Champagne |
| Marie of France |
| Marie of Champagne |
| Baldwin VI Count of Hainaut, Latin Emperor |
| Margaret II Countess of Hainaut and Flanders |
| Bouchard IV of Avesnes |
| John I Count of Hainaut |
| Adelaide of Holland |
| John II Count of Hainaut |
| Philippa of Luxembourg |
| William I Count of Hainaut |
| Joan of Valois |
| Philippa of Hainaut |
| Edward III King of England, 1327 - 1377 |
| Lionel of Antwerp, Duke of Clarence |
| Elizabeth de Burgh, 4th Countess of Ulster |
| Philippa Plantagenet |
| Edmund Mortimer, 3rd Earl of March |
| Elizabeth Mortimer |
| Henry Percy (Hotspur) |
| Henry Percy, 2nd Earl of Northumberland |
| Eleanor Neville |
| Katherine Percy |
| Edmund Grey, KG 1st Earl of Kent |
| Elizabeth de Grey |
| Sir Robert Greystoke |
| Elizabeth Greystoke |
| Thomas Dacre, KG 2nd Baron Dacre of Gilsland |
| Elizabeth Dacre |
| Thomas Musgrave |
| William Musgrave |
| Isabel Martindale |
| Eleanor Musgrave |
| Sir Christopher Lowther |
| Sir John Lowther, MP of Lowther Castle |
| Eleanor Fleming |
| Sir John Lowther, 1st Bt. |
| Mary Fletcher |
| Eleanor Lowther |
| Sir Christopher Wandesford, 1st Bt. |
| Elizabeth Wandesford |
| Edmund Swetenham |
| Edmund Swetenham |
| Frances Swetenham |
| Roger Comberbach |
| Roger Swetenham (formerly Comberbach) |
William the Conqueror is the 24 x great grandfather of Roger Swetenham (formerly Comberbach)