- b.1130 in Mitford Castle, Morpeth, Northumberland, England d.> 1157
- b.~ 1157 in Mitford Castle, Morpeth, Northumberland, England d.~ 1199 in Mitford Castle, Morpeth, Northumberland, England
- b.~ 1140 in Burgh-by-Sands, Cumberland, England d.> 1157
- b.~ 1180 in Mitford Castle, Morpeth, Northumberland, England d.< 1242 in Mitford Castle, Morpeth, Northumberland, England
- b.~ 1161 in Prudhoe, Hexam, Northumberland, England