Nielsen Hayden genealogy
Isabel de Clare

( = Descendancy chart to this point,
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- 1 Isabel de Clare [1] b. 1173 d. 7 Mar 1220
William Marshal b. Abt 1146 d. 14 May 1219
- 2 Eve Marshal [1.1]
d. Between Jan 1242 and 1246
William de Briouze d. 2 May 1230
- 3 Eve de Briouze [1.1.1]
d. Between 20 Jul 1255 and 28 Jul 1255
William III de Cantelowe d. 25 Sep 1254
- 4 Joan de Cantelowe [1.1.1.1]
d. Aft 1269 [ =>]
- 4 Milicent de Cantelowe [1.1.1.2]
d. Bef 7 Jan 1299 [ =>]
- 4 George de Cantelowe [1.1.1.3]
b. 29 Mar 1252 d. 18 Oct 1273
- 4 Joan de Cantelowe [1.1.1.1]
- 3 Maud de Briouze [1.1.2]
d. 16 Mar 1301
Roger de Mortimer d. 27 Oct 1282
- 4 Isabella de Mortimer [1.1.2.1]
d. Bef 1 Apr 1292 [ =>]
- 4 Edmund de Mortimer [1.1.2.2]
b. Between 1251 and 1254 d. 17 Jul 1304 [ =>]
- 4 Isabella de Mortimer [1.1.2.1]
- 3 Eleanor de Briouze [1.1.3]
d. Bef 25 Jun 1252
Humphrey de Bohun d. 27 Oct 1265
- 4 Eleanor de Bohun [1.1.3.1]
d. 20 Feb 1314 [ =>]
- 4 Humphrey de Bohun [1.1.3.2]
b. Abt Sep 1248 d. 31 Dec 1298 [ =>]
- 4 Eleanor de Bohun [1.1.3.1]
- 3 Eve de Briouze [1.1.1]
- 2 Joan Marshal [1.2]
d. Bef Nov 1234
Warin de Munchensy d. Abt 20 Jul 1255
- 3 Joan de Munchensy [1.2.1]
d. Bef 30 Sep 1307
William de Valence b. Bef 1225 d. 16 May 1296
- 4 Isabel de Valence [1.2.1.1]
d. 3 Oct 1305 [ =>]
- 4 Joan de Valence [1.2.1.2]
[ =>]
- 4 Isabel de Valence [1.2.1.1]
- 3 Joan de Munchensy [1.2.1]
- 2 Walter Marshal [1.3]
d. 24 Nov 1245
- + Margaret de Quincy b. Bef 1217 d. Bef 30 Mar 1266
- + Margaret de Quincy b. Bef 1217 d. Bef 30 Mar 1266
- 2 William Marshal [1.4]
b. Abt 1190 d. 24 Apr 1231
- + Eleanor of England b. 1215 d. 13 Apr 1275
- + Eleanor of England b. 1215 d. 13 Apr 1275
- 2 Maud Marshal [1.5]
b. 1192 d. 27 Mar 1248
Hugh II le Bigod d. Between 11 Feb 1225 and 18 Feb 1225
- 3 Isabel le Bigod [1.5.1]
Gilbert de Lacy d. Bef 1230
- 4 Maud de Lacy [1.5.1.1]
d. 11 Apr 1303 [ =>]
- 4 Margaret de Lacy [1.5.1.2]
d. 1256 [ =>]
- 4 Maud de Lacy [1.5.1.1]
John fitz Geoffrey b. Abt 1205 d. 23 Nov 1258
- 4 Maud fitz John [1.5.1.3]
d. 16 Apr 1301 [ =>]
- 4 Isabel fitz John [1.5.1.4]
[ =>]
- 4 Avelina fitz John [1.5.1.5]
d. Abt 20 May 1274 [ =>]
- 4 Joan fitz John [1.5.1.6]
d. Between 25 Feb 1303 and 26 May 1303 [ =>]
- 4 Maud fitz John [1.5.1.3]
- 3 Ralph le Bigod [1.5.2]
b. Aft 1208 d. Bef 28 Jul 1260
Bertha de Ferrers d. Aft 10 Feb 1267
- 4 John le Bigod [1.5.2.1]
b. Abt 1245 d. Bef 18 Mar 1305 [ =>]
- 4 John le Bigod [1.5.2.1]
- 3 Hugh III le Bigod [1.5.3]
b. Abt 1215 d. Bef 7 May 1266
Joanne de Stuteville d. Bef 5 Apr 1276
- 4 Joan le Bigod [1.5.3.1]
[ =>]
- 4 Joan le Bigod [1.5.3.1]
- 3 Isabel le Bigod [1.5.1]
William de Warenne d. 27 May 1240
- 3 John de Warenne [1.5.4]
b. Aft Jul 1231 d. Abt 29 Sep 1304
Alice de Lusignan d. 9 Feb 1256
- 4 William de Warenne [1.5.4.1]
d. 15 Dec 1286 [ =>]
- 4 Eleanor de Warenne [1.5.4.2]
b. 1251 d. Aft 1282 [ =>]
- 4 William de Warenne [1.5.4.1]
- 3 John de Warenne [1.5.4]
- 2 Isabel Marshal [1.6]
b. 9 Oct 1200 d. 17 Jan 1240
Gilbert de Clare b. Abt 1180 d. 25 Oct 1230
- 3 Amice de Clare [1.6.1]
b. 27 May 1220 d. Bef 21 Jan 1284
Baldwin de Revières d. 15 Feb 1245
- 4 Baldwin de Revières [1.6.1.1]
b. 1 Jan 1236 d. Bef 13 Sep 1262
- 4 Baldwin de Revières [1.6.1.1]
- 3 Richard de Clare [1.6.2]
b. 4 Aug 1222 d. Jul 1262
- + Margaret de Burgh d. Nov 1237
Maud de Lacy d. 1288-1289
- 4 Thomas de Clare [1.6.2.1]
b. Between 1243 and 1248 d. 29 Aug 1287 [ =>]
- 4 Gilbert de Clare [1.6.2.2]
b. 2 Sep 1243 d. 7 Dec 1295 [ =>]
- 4 Rose de Clare [1.6.2.3]
b. 17 Aug 1252 d. Aft 1315 [ =>]
- 4 Thomas de Clare [1.6.2.1]
- + Margaret de Burgh d. Nov 1237
- 3 Isabel de Clare [1.6.3]
b. 2 Nov 1226 d. Aft 10 Jul 1264
Robert de Brus b. Abt 1220 d. 31 Mar 1295
- 4 Isabel de Brus [1.6.3.1]
[ =>]
- 4 Robert de Brus [1.6.3.2]
b. Jul 1243 d. 4 Apr 1304 [ =>]
- 4 Isabel de Brus [1.6.3.1]
- 3 Amice de Clare [1.6.1]
- + Richard of Cornwall, King of the Romans b. 5 Jan 1209 d. 2 Apr 1272
- 2 Sybil Marshal [1.7]
b. Abt 1204 d. Bef 1238
William de Ferrers b. Abt 1193 d. 24 Mar 1254
- 3 Agnes de Ferrers [1.7.1]
d. 11 May 1290
- 3 Joan de Ferrers [1.7.2]
d. Bef Oct 1267
Robert Aguillon d. 15 Feb 1286
- 4 Isabel Aguillon [1.7.2.1]
b. 25 Mar 1258 d. Bef 28 May 1323 [ =>]
- 4 Isabel Aguillon [1.7.2.1]
John de Mohun d. 1254
- 4 John de Mohun [1.7.2.2]
b. Abt 1248 d. 11 Jun 1279 [ =>]
- 4 John de Mohun [1.7.2.2]
- 3 Isabel de Ferrers [1.7.3]
d. Bef 11 Nov 1260
- 3 Agatha de Ferrers [1.7.4]
d. 22 May 1306
- 3 Eleanor de Ferrers [1.7.5]
d. Bef 26 Oct 1274
- + Roger de Quincy b. Abt 1195 d. 25 Apr 1264
- + Roger de Quincy b. Abt 1195 d. 25 Apr 1264
- 3 John de Ferrers [1.7.6]
d. Bef 1238
- 3 Sibyl de Ferrers [1.7.7]
d. Bef 1260
Frank de Bohun d. 14 Sep 1273
- 4 John de Bohun [1.7.7.1]
d. 28 Sep 1284 [ =>]
- 4 John de Bohun [1.7.7.1]
- 3 Maud de Ferrers [1.7.8]
b. Abt 1230 d. 12 Mar 1299
William de Forz d. Bef 22 May 1259
- 4 Joan de Vivonne [1.7.8.1]
b. 1251 d. 1 Jun 1314 [ =>]
- 4 Cecily de Vivonne [1.7.8.2]
b. Abt 1257 d. 10 Jan 1320 [ =>]
- 4 Joan de Vivonne [1.7.8.1]
- 3 Agnes de Ferrers [1.7.1]
- 2 Eve Marshal [1.1]