- b.~ 1210 in Willoughby with Sloothby, Spilsby, Lincolnshire, England d.BEF 21 FEB 1257/58
- b.~ 1230 in Willoughby with Sloothby, Spilsby, Lincolnshire, England d.<29 Mar 1300 in Eresby, Lincolnshire, England
- b.~ 1210 in Orby, Spilsby, Lincolnshire, England
- b.BET 1250 AND 1260 in Willoughby Manor, Eresby, Lincolnshire, England d.<25 Mar 1317
- b.< 1230 in Eresby, Lincolnshire, England d.BET 1303 AND 1304 in Kirkstede Abbey, Lincolnshire, England (dspms)
- b.~ 1245 in Eresby, Lincolnshire, England d.<May 1311
- b.< 1219 in Sheffield, Yorkshire, England
- b.6 JAN 1303/04 in Willoughby Manor, Eresby, Lincolnshire, England d.13 Jun 1349 in Spilsby, Lincolnshire, England
- b.~ 1226 in Blankney, Lincolnshire, England d.<14 Oct 1257
- b.~ 1248 in Blankney, Lincolnshire, England d.6 JAN 1326/27
- b.~ 1221 in Raby Castle, Durham, England d.<20 Jul 1293
- b.~ 1275 in Blankney, Lincolnshire, England d.<18 Oct 1333
- b.~ 1206 in Dunster, Williton, Somerset, England d.20 JAN 1257/58 in Torre Mohun, Devonshire, England
- b.~ 1248 in Dunster, Williton, Somerset, England d.<26 Nov 1280
- b.~ 1220 in Derby, Derbyshire, England d.<26 Nov 1260 in Torre Mohun, Devonshire, England
- b.BEF 6 JAN 1328/29 in Willoughby Manor, Eresby, Lincolnshire, England d.29 Mar 1372 in Spilsby, Lincolnshire, England
- b.~ 1218 in Lincoln, Lincolnshire, England
- b.~ 1245 in Edgefield, Erpingham, Norfolk, England
- b.~ 1222 in Edgefield, Erpingham, Norfolk, England
- b.~ 1270 in Edgefield, Erpingham, Norfolk, England
- b.~ 1307 in Edgefield, Erpingham, Norfolk, England d.>15 Oct 1354
- b.~ 1275 in England
- b.~ 1349 in Willoughby Manor, Eresby, Lincolnshire, England d.09 Aug 1396 in Spilsby, Lincolnshire, England
- b.1203 in Peyton Hall, Ramshold, Suffolk, England
- b.< 1234 in Peyton Hall, Ramshold, Suffolk, England d.<09 Sep 1298 in Ufford, Woodbridge, Suffolk, England
- b.1214 in England
- b.11 Jun 1279 in Thurston, Stow, Suffolk, England d.<09 Sep 1316 in Parham, Plomesgate, Suffolk, England
- b.~ 1235 in England d.>10 Aug 1280
- b.09 Aug 1298 in Thurston, Stow, Suffolk, England d.04 Nov 1369 in Campsey Priory, Suffolk, England
- b.1221 in Orford, Suffolk, England
- b.1247 in Ixworth & Walsham, Suffolk, England d.1282
- b.1217 in Ixworth, Bury St Edmunds, Suffolk, England
- b.1281 in Ixworth & Walsham, Suffolk, England d.16 Jul 1325 in Thurston, Stow, Suffolk, England
- b.1256 in England
- b.~ 1331 in Thurston, Stow, Suffolk, England d.< 1372
- b.1225 in Stoke, Norfolk, England
- b.~ 1250 in Stoke, Norfolk, England
- b.~ 1270 in Sculthorpe, Walsingham, Norfolk, England d.1329 in Mettingham Castle, Suffolk, England
- b.~ 1300 in Mettingham Castle, Suffolk, England d.02 Apr 1368 in Campsey Priory, Suffolk, England
- b.1253 in Mettingham Castle, Suffolk, England
- b.1282 in Mettingham Castle, Suffolk, England