Nielsen Hayden genealogy
Descendants of Diego Froilaz
Father: Fruela Ramirez ( - 1223)
Mother: Sancha Fernandez de Tovar
Diego Froilaz
   └─ Arias Dias de Asturias ( - Abt 1253)
    Aldonza Ramirez
       └─ Maria Arias de Asturias
        Fernán González de Henestrosa
           └─ Maria González de Henestrosa ( - Aft 2 Mar 1355)
            Juan Garcia de Padilla ( - Bef 18 Apr 1351)(m. Bef 7 Sep 1325)
               └─ Maria García de Padilla (Abt 1335 - Jul 1361 Seville, Andalusia, Spain)
                Pedro I, King of Castile (30 Aug 1334 Burgos, Castile, Spain -
                23 Mar 1369 Montiel, Ciudad Real, Castile-la-Mancha, Spain)(m. 1353)
                23 Mar 1369 Montiel, Ciudad Real, Castile-la-Mancha, 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, 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)
                       │     France)(m. 26 Nov 1423 Hanley Castle, Worcestershire, England)
                       └─ 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)
                        Sep 1411 bur.Kings Langley, Hertfordshire, England)(m. Bef 23 May 1408)
                           ├─ Isabel of Cambridge =>
                           │ + Henry Bourchier ( - 1483)
                           └─ 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)
                            England)(m. Bef 18 Oct 1424)