- b.1248/1255 in Pollington, Yorkshire, England
- b.1285 in Pollington, Yorkshire, England
- b.~ 1225 in Stanford, Northampton, England
- b.~ 1250 in Stanford, Northampton, England
- b.~ 1234 in Mapleton, Almer, Dorset, England
- b.~ 1264 in Stanford, Northampton, England
- b.1197 in Saltmarsh, Yorkshire, England
- b.~ 1250 in Stanford, Northampton, England
- b.1204 in Luddington, Yorkshire, England
- b.~ 1279 in Stanford, Northampton, England d.1318
- b.1225/1240 in Stanford, Northampton, England
- b.~ 1264 in Stanford, Northampton, England
- b.1174/1190 in Poitou, France d.22 Dec 1241 in Meaux, France
- b.~ 1226 in Mulgrave Castle, Doncaster, England d.25 Jul 1279 in Nether Hallam Manor, West Ride Yorkshire, England
- b.ABT 1175/1184 in Great Berwick,Shropshire, England
- b.22 Jul 1249 in Mulgrave Castle,Sandsend/Whitby,Yorkshire,England d.08 Sep 1308 in Mulgrave Castle,Sandsend
- b.~ 1181 in Skelton, Yorkshire, England d.7 Sep 1241/1271 in Marseilles, France
- b.ABT 1225/1233 in Skelton, Yorkshire, England
- b.ABT 1190/1200 in Kendal, Westmorland, England
- b.~ 1278 in Stanford, Northampton, England
- b.1180 in Folkingham, Lincolnshire, England d.1241
- b.1205 in Folkingham, Bourne, Lincolnshire, England d.5 Jan 1273/1274 in Folkingham, Bourne, Lincolnshire, England
- b.~ 1182 in Naburn, Yorkshire, England
- b.1250 in Folkingham, Bourne, Lincolnshire, England d.1284 in Mulgrave Castle,Yorkshire,England