- b.~ 1150 in Is Dules, Denbighshire, Wales d.1233
- b.~ 1195 in Trecastell, Llangoed, Anglesey, Wales d.1268
- b.~ 1158 in Dynevor Castle, Llandilo, Carmarthenshire, Wales d.1236
- b.~ 1230 in Penmynydd, Bangor, Anglesey, Wales d.09 Oct 1311
- b.~ 1199 in Grosmont, Monmouthshire, Wales
- b.~ 1275 in Penmynydd, Bangor, Anglesey, Wales d.11 Dec 1331 in Friary Chapel, Bangor, Anglesey, Wales
- b.~ 1211 in Tegeingl, Flintshire, Wales d.> 1237
- b.1230 in Englefield, Flintshire, Wales
- b.~ 1213 in Tegeingl, Flintshire, Wales
- b.~ 1250 in Englefield, Flintshire, Wales
- b.~ 1234 in Tegeingl, Flintshire, Wales
- b.~ 1320 in Penmynydd, Bangor, Anglesey, Wales d.1367
- b.~ 1265 in Monmouth Castle, Monmouthshire, Wales
- b.~ 1295 in Monmouth Castle, Monmouthshire, Wales
- b.1215 in Powys, Montgomeryshire, Wales d.AFT 21 FEB 1286/87
- b.~ 1248 in Powys, Montgomeryshire, Wales
- b.~ 1228 in Cheswardine, Salopshire, England d.1310
- b.~ 1270 in Powys, Montgomeryshire, Wales
- b.~ 1225 in Wales
- b.~ 1250 in Wales
- b.~ 1365 in Penmynydd, Bangor, Anglesey, Wales
- b.~ 1204 in Is Coed, Cardiganshire, Wales d.1265 in Cardigan Uch Ayron, Wales
- b.~ 1240 in Deheubarth, Wales d.15 Aug 1275 in Cardiganshire, Wales
- b.~ 1222 in Cardigan Uch Ayron, Wales
- b.~ 1264 in Gwynnionith, Wales d.1309 in Caerwedros, Wales
- b.~ 1220 in Kedowain, Wales
- b.~ 1245 in Kedowain, Wales d.< 1320 in Cardiganshire, Wales
- b.~ 1309 in Treffgarne, Haverfordwest, Pembrokeshire, Wales d.<14 Aug 1343 in Is Coed, Cardiganshire, Wales
- b.1228 in Bar-le-Duc, Meuse, Argonne, Lorraine, France d.1297 in Bar-le-Duc, Meuse, Argonne, Lorraine, France
- b.Aug 1260 in Bar-le-Duc, Meuse, Argonne, Lorraine, France d.1302 in Bar-le-Duc, Meuse, Argonne, Lorraine, France
- b.> 1231 in Toucy, Yonne, Bourgogne, France d.1317 in Bar-le-Duc, Meuse, Argonne, Lorraine, France
- b.~ 1284 in Bar-le-Duc, Meuse, Argonne, Lorraine, France
- b.17 Jun 1239 in Westminster Palace, London, Middlesex, England d.07 Jul 1307 in Burgh-on-The-Sand near Carlisle, Cumberland, England
- b.17 Jun 1264 in Windsor Castle, Windsor, Berkshire, England d.1318 in Ghent, Flanders now Belgium
- b.1244 in Burgos, Castile, Spain d.28 Nov 1290 in Grantham, Lincolnshire, England
- b.~ 1340 in Is Coed, Cardiganshire, Wales
- b.~ 1250 in Is Coed, Cardiganshire, Wales
- b.~ 1275 in Is Coed, Cardiganshire, Wales
- b.1318 in Is Coed, Cardiganshire, Wales
- b.~ 1206 in Gwynedd, Caernarvonshire, Wales d.1 MAR 1243/44 in fall from Tower of London, Middlesex, England
- b.~ 1230 in Gwynedd, Caernarvonshire, Wales d.11 Dec 1282 in Battle at Builth, Powys, Wales
- b.~ 1210 in Isle of Man, British Crown dependancy
- b.1279 in Llanfaes, Gwynedd, Wales
- b.~ 1208 in Montfort-l'Amaury Castle, Ile-de-France, France d.04 Aug 1265 in Battle of Evesham, Worcestershire, England
- b.29 Sep 1252 in Kenilworth Castle, Warwickshire, England d.Jun 1282 in Llanfaes, Gwynedd, Wales
- b.1215 in Gloucester, Gloucestershire, England d.13 Apr 1275 in Montargis Abbey, Loiret, Orleanais/Centre, France