Nielsen Hayden genealogy
Descendants of Edmund "Crouchback"
1245 - 1296 (51 years)Father: Henry III, King of England (1 Oct 1207 Winchester Castle, Hampshire, England - 16 Nov 1272 Bury St. Edmunds, Suffolk, England)
Mother: Eleanor of Provence, Queen Consort of England ( - 24 Jun 1291 Amesbury Priory, Wiltshire, England)
Edmund "Crouchback" (16 Jan 1245 London, England - 5 Jun 1296 Bayonne, Aquitaine, France)
Blanche of Artois (Abt 1248 - 2 May 1302 Paris, France)(m. 18 Jan 1276 Paris, France)
   ├─ Thomas of Lancaster ( - 22 Mar 1322 Pontefract, Yorkshire, England)
   │ + Alice Lacy (25 Dec 1281 - 1 Oct 1348)
   └─ Henry of Lancaster (Abt 1280 -
    22 Sep 1345 bur.The Newarke, Leicester Castle, Leicester, Leicestershire, England)
    22 Sep 1345 bur.The Newarke, Leicester Castle, Leicester, Leicestershire, England)
    Maud de Chaworth (2 Feb 1282 - Bef 3 Dec 1322 bur.Mottisfont Priory, Hampshire, England)(m. Bef 2 Mar 1297)
       ├─ Maud of Lancaster ( - 5 May 1377)
       │ William de Burgh (17 Sep 1312 - 6 Jun 1333 Le Ford (now Belfast), Ireland)(m. Bef 16 Nov 1327)
       │    └─ Elizabeth de Burgh (6 Jul 1332 Carrickfergus Castle, Ireland - 10 Dec 1363 Dublin, Ireland) =>
       │     + Lionel of Antwerp (29 Nov 1338 Antwerp, Brabant, Flanders - 17 Oct 1368 Alba, Piedmont, Italy)
       │     (m. 15 Aug 1342 Tower of London, London, England)
       │     (m. 15 Aug 1342 Tower of London, London, England)
       ├─ Joan of Lancaster (Abt 1312 - Abt 1349 bur.Byland, Yorkshire, England)
       │ John de Mowbray (29 Nov 1310 Hovingham, Yorkshire, England - 4 Oct 1361 York, Yorkshire, England)
       │ (m. Between 28 Feb 1327 and 4 Jun 1328)
       │ (m. Between 28 Feb 1327 and 4 Jun 1328)
       │    │ + Roger la Warre (30 Nov 1326 of Ewyas Harold, Herefordshire, England - 27 Aug 1370 Gascony, France)
       │    │ (m. Bef 23 Jul 1358)
       │    │ (m. Bef 23 Jul 1358)
       │    └─ John Mowbray (25 Jun 1340 Epworth, Lincolnshire, England -
       │     17 Jun 1368 Thrace, near Constantinople) =>
       │     17 Jun 1368 Thrace, near Constantinople) =>
       │     + Elizabeth de Segrave (25 Oct 1338 Croxton Abbey, Melton Mobray, Leicestershire, England -
       │     Between 1364 and 1368)(m. Aft 25 Mar 1349)
       │     Between 1364 and 1368)(m. Aft 25 Mar 1349)
       ├─ Henry of Grosmont (1314 - 24 Mar 1361 Leicester, Leicestershire, England)
       │ Isabel de Beaumont ( - Aft 24 Mar 1361)(m. Abt 1337)
       │    └─ Blanche of Lancaster (25 Mar 1342 - 12 Sep 1368 bur.St. Paul's Cathedral, London, England) =>
       │     + John of Gaunt (Mar 1340 Abbey of St. Bavo, Ghent, Flanders - 3 Feb 1399 Leicester Castle, Leicester,
       │     Leicestershire, England)(m. May 1359 Reading Abbey, Berkshire, England)
       │     Leicestershire, England)(m. May 1359 Reading Abbey, Berkshire, England)
       ├─ Eleanor of Lancaster (Abt 1318 - 11 Jan 1372 Arundel, Sussex, England)
       │ John de Beaumont (Abt 1318 - 14 Apr 1342 Northampton, Northamptonshire, England)(m. Bef Jun 1337)
       │ :   └─ Henry de Beaumont (1340 Brabant, Flanders -
       │ :    25 Jul 1369 bur.Sempringham Priory, Lincolnshire, England) =>
       │ :    25 Jul 1369 bur.Sempringham Priory, Lincolnshire, England) =>
       │ :    + Margaret de Vere ( - 15 Jun 1398 bur.Grey Friars, Smithfield, London, England)(m. Bef 15 Feb 1363)
       │ Richard Fitz Alan (Abt 1313 of Arundel, Sussex, England - 24 Jan 1376 Arundel, Sussex, England)
       │ (m. 5 Apr 1345)
       │ (m. 5 Apr 1345)
       │    │ + Humphrey de Bohun (25 Mar 1342 - 16 Jan 1372)
       │    │ + Thomas de Holland (Between 1350 and 1351 - 25 Apr 1397 bur.Bourne Abbey, Lincolnshire, England)
       │    │ (m. Aft 10 Apr 1364)
       │    │ (m. Aft 10 Apr 1364)
       │    ├─ John de Arundel ( - 15 Dec 1379 in the Irish Sea) =>
       │    │ + Eleanor Mautravers (Abt 1345 - 12 Jan 1405 bur.Lewes Priory, Sussex, England)(m. 17 Feb 1359)
       │    └─ Richard de Arundel (1346 - 21 Sep 1397 Cheapside, London, England) =>
       │     + Elizabeth de Bohun ( - 3 Apr 1385 bur.Lewes Priory, Sussex, England)(m. 17 Oct 1359)
       └─ Mary of Lancaster (Abt 1320 - 1 Sep 1362 bur.Alnwick Abbey, Northumberland, England)
        Henry de Percy (Between 1322 and 1325 of Alnwick, Northumberland, England -
        Abt 18 May 1368 Warkworth, Northumberland, England)(m. Bef 5 Sep 1334)
        Abt 18 May 1368 Warkworth, Northumberland, England)(m. Bef 5 Sep 1334)
           └─ Henry Percy (10 Nov 1341 of Warkworth, Northumberland, England -
            19 Feb 1408 Bramham Moor, near Tadcaster, Yorkshire, England) =>
            19 Feb 1408 Bramham Moor, near Tadcaster, Yorkshire, England) =>
            + Margaret de Neville ( - 11 May 1372 bur.North Allerton, Yorkshire, England)
            (m. 12 Jul 1358 Brancepeth, Durham, England)
            (m. 12 Jul 1358 Brancepeth, Durham, England)