Nielsen Hayden genealogy
Descendants of Sancho IV, King of Castile and León
1258 - 1295 (36 years)Father: Alfonso X, King of Castile and León (21 Nov 1221 Toledo, Toledo, Castilla-La Mancha, Spain - 4 Apr 1284 Seville, Andalusia, Spain)
Mother: Yolande of Aragón (Bef Jan 1238 - 1301 Roncevalles, Navarre, Spain)
Sancho IV, King of Castile and León (13 May 1258 - 25 Apr 1295 Toledo, Toledo, Castilla-La Mancha, Spain)
Maria de Molina (Abt 1262 - 17 Jul 1321 Valladolid, Castile, Spain)(m. 1281)
   ├─ Fernando IV, King of Castile (6 Dec 1285 Seville, Andalusia, Spain - 7 Sep 1312 Jaén, Andalusia, Spain)
   │ Costanza of Portugal (3 Jan 1290 - 23 Nov 1313 Sahagún, León, Spain)(m. Jan 1302 Valladolid, Castile, Spain)
   │    └─ Alfonso XI, King of Castile and Leon (13 Aug 1311 Salamanca, Salamanca, Spain -
   │     26 Mar 1350 Gibraltar, Spain)
   │     26 Mar 1350 Gibraltar, Spain)
   │     Maria of Portugal (Abt 1313 - 13 Jan 1357 Évora, Alentejo, Portugal)(m. Sep 1328)
   │        └─ Pedro I, King of Castile (30 Aug 1334 Burgos, Castile, Spain -
   │         23 Mar 1369 Montiel, Ciudad Real, Castile-la-Mancha, Spain)
   │         23 Mar 1369 Montiel, Ciudad Real, Castile-la-Mancha, Spain)
   │         Maria García de Padilla (Abt 1335 - Jul 1361 Seville, Andalusia, Spain)(m. 1353)
   │            ├─ Constance of Castile (1354 - 24 Mar 1394)
   │            │ + John of Gaunt (Mar 1340 Abbey of St. Bavo, Ghent, Flanders - 3 Feb 1399 Leicester Castle,
   │            │ Leicester, Leicestershire, England)(m. 21 Sep 1371 Roquefort, near Bordeaux, Guienne,
   │            │ France)
   │            │ Leicester, Leicestershire, England)(m. 21 Sep 1371 Roquefort, near Bordeaux, Guienne,
   │            │ France)
   │            └─ Isabella of Castile (1355 - 23 Dec 1392 bur.Church of the Dominicans, Langley,
   │             Hertfordshire, England)
   │             Hertfordshire, England)
   │             Edmund of Langley (Kings Langley, Hertfordshire, England;5 Jun 1341 - 1 Aug 1402)
   │             (m. Between 1 Jan 1372 and 30 Apr 1372 Hertford, Hertfordshire, England)
   │             (m. Between 1 Jan 1372 and 30 Apr 1372 Hertford, Hertfordshire, England)
   │                ├─ Constance of York (Abt 1374 - 28 Nov 1416)
   │                │ Thomas le Despenser (22 Sep 1373 - 16 Jan 1400)(m. Abt 7 Nov 1379)
   │                │    └─ Isabel le Despenser (Abt 1400 - 27 Dec 1439)
   │                │     + Richard de Beauchamp (Abt 1397 - 18 Mar 1422 Meaux, Seine-et-Marne, Île-de-France,
   │                │     : France)(m. 27 Jul 1411 Tewkesbury, Gloucestershire, England)
   │                │     : France)(m. 27 Jul 1411 Tewkesbury, Gloucestershire, England)
   │                │     Richard de Beauchamp ( - 30 Apr 1439 Rouen, Seine-Maritime, Normandy, France)
   │                │     (m. 26 Nov 1423 Hanley Castle, Worcestershire, England)
   │                │     (m. 26 Nov 1423 Hanley Castle, Worcestershire, England)
   │                │        └─ Anne Beauchamp (13 Jul 1429 - Abt 20 Sep 1492) =>
   │                │         + Richard Neville (22 Nov 1428 - 14 Apr 1471 Barnet, Hertfordshire, England)
   │                │         (m. 1434)
   │                │         (m. 1434)
   │                └─ Richard of Conisburgh (Abt 1375 Conisburgh Castle, Yorkshire, England -
   │                 5 Aug 1415 Southampton, Hampshire, England)
   │                 5 Aug 1415 Southampton, Hampshire, England)
   │                 Anne de Mortimer (27 Dec 1390 - Sep 1411 bur.Kings Langley, Hertfordshire, England)
   │                 (m. Bef 23 May 1408)
   │                 (m. Bef 23 May 1408)
   │                    ├─ Isabel of Cambridge
   │                    │ Henry Bourchier ( - 1483)
   │                    │    └─ William Bourchier ( - Bef 14 Feb 1480) =>
   │                    │     + Anne Woodville ( - 30 Jul 1489 bur.Warden Abbey, Bedfordshire, England)
   │                    └─ Richard of York (22 Sep 1411 - 30 Dec 1460 Wakefield, Yorkshire, England)
   │                     Cecily Neville (3 May 1415 -
   │                     31 May 1495 Berkhamsted Castle, Hertfordshire, England)(m. Bef 18 Oct 1424)
   │                     31 May 1495 Berkhamsted Castle, Hertfordshire, England)(m. Bef 18 Oct 1424)
   │                        ├─ Edward IV, King of England and lord of Ireland (28 Apr 1442 Rouen, Seine-
   │                        │ Maritime, Normandy, France - 9 Apr 1483 Westminster, Middlesex, England) =>
   │                        │ Maritime, Normandy, France - 9 Apr 1483 Westminster, Middlesex, England) =>
   │                        │ + Elizabeth Woodville, Queen Consort of England (1437 Grafton Regis,
   │                        │ Northamptonshire, England -
   │                        │ 8 Jun 1492 Bermondsey Priory, Surrey, England)(m. 1 May 1464)
   │                        │ Northamptonshire, England -
   │                        │ 8 Jun 1492 Bermondsey Priory, Surrey, England)(m. 1 May 1464)
   │                        └─ Richard III, King of England (2 Oct 1452 Fotheringay Castle,
   │                         Northamptonshire, England -
   │                         22 Aug 1485 Bosworth Field, Leicestershire, England)
   │                         Northamptonshire, England -
   │                         22 Aug 1485 Bosworth Field, Leicestershire, England)
   │                         + Anne Neville, Queen Consort of England (11 Jun 1456 Warwick Castle,
   │                         Warwickshire, England - 16 Mar 1485 Westminster, Middlesex, England)(m.
   │                         12 Jul 1472 Westminster, Middlesex, England)
   │                         Warwickshire, England - 16 Mar 1485 Westminster, Middlesex, England)(m.
   │                         12 Jul 1472 Westminster, Middlesex, England)
   └─ Beatriz of Castile (1293 Toro, Castile, Spain - 25 Oct 1359 Lisbon, Portugal)
    Afonso IV, King of Portugal (Lisbon, Portugal;8 Feb 1291 - 28 May 1357)
    (m. 12 Sep 1309 Lisbon Cathedral, Lisbon, Portugal)
    (m. 12 Sep 1309 Lisbon Cathedral, Lisbon, Portugal)
       └─ Maria of Portugal (Abt 1313 - 13 Jan 1357 Évora, Alentejo, Portugal)
        Alfonso XI, King of Castile and Leon (13 Aug 1311 Salamanca, Salamanca, Spain -
        26 Mar 1350 Gibraltar, Spain)(m. Sep 1328)
        26 Mar 1350 Gibraltar, Spain)(m. Sep 1328)
           └─ This couple were related to each other. Any descendants have been already been listed