- b.~ 1171 d.> 1195 in Floymanby, Yorkshire, England
- b.~ 1195 d.> 1229
- b.~ 1174
- b.~ 1229
- b.< 1185 in Fylindales, Yorkshire, England d.> 1198
- b.~ 1198 d.> 1229
- b.~ 1245 d.1312 in Bolton-in-Wensleydale, Yorkshire, England
- b.~ 1271 d.07 Sep 1336
- b.~ 1249
- b.~ 1328 d.30 May 1403
- b.Bet 1170 and 1177 in Hamlake Castle, Yorkshire, England d.<23 Dec 1226 in Helmsley, Holderness, Yorkshire, England
- b.Bet 1192 and 1203 in Helmsley, Yorkshire, England d.Bet 1258 and 1264
- b.~ 1170 in Haddington, East Lothian, Scotland d.Oct 1263
- b.< 1237 in Hamlake Castle, Yorkshire, England d.17 May 1285
- b.1165 in Blewleveny Castle, Brecknock, Wales or Forest of Dean, Gloucestershire, England d.01 Jun 1235 in Reading, Berkshire, England
- b.~ 1196 in Helmsley, Yorkshire, England d.> 1266
- b.~ 1187 in Warkworth, Northumberland or Clavering, Essex, England
- b.~ 1255 d.1316
- b.Bet 1154 and 1165 in Belvoir Castle, Leicestershire, England d.~30 Mar 1221 in Cainell near Rome, Latium, Italy
- b.< 1220 d.> 1244
- b.~ 1172
- b.~ 1244 in Belvoir Castle, Leicestershire, England d.15 Jun 1301
- b.< 1220 d.> 1233
- b.~ 1233 d.> 1285
- b.~ 1278 d.17 Oct 1357
- b.< 1215 d.> 1216
- b.< 1230
- b.1176 in Freiston, Lincolnshire, England d. in Far East
- b.< 1215
- b.1176 in Chapham, Bedfordshire, England d.1224
- b.Bet 1230 and 1255 d.16 Aug 1316