Mit slægtsforskingsprojekt.

1316 - 1394 (78 år)

	Første Fætre / Kusiner
1	Amy De Gaveston , f. Ja, dato ukendt d. 1334
2	Margaret De Audley , f. ca. 1301, Stafford, Staffordshire, England d. 7 sep. 1349, Tonbridge, Kent, England
3	Joan De Gaveston , f. 1310, England d. 1325, England

	Anden Fætre / Kusiner
1	Edward Of England, Prins Of Wales, Duc De Guyenne, Duc D'aquitaine , f. 15 jun. 1330, Woodstock, Oxfordshire, England d. 8 jun. 1376, Westminster, Middlesex, England
2	Isabella Princess Of England , f. 1332 d. 1382
3	Joan Princess Of England , f. 1334 d. 1348
4	William Lord Of Hatfield , f. 1336 d. 1337
5	Lionel Duke Of Clarence, Prince Of England , f. 29 nov. 1338, Antwerpen, Flanders, Belgium d. 17 okt. 1368, Alba, Cuneo, Piemonte, Italy
6	John Of Gaunt Plantagenet, Duke Of Lancaster , f. 24 jun. 1340, Gent, Oost-Vlaanderen, Belgium d. 3 feb. 1399, Leicester, Leicestershire, England
7	Edmund Plantagenet Of Langley , f. 5 jun. 1341, Kings Langley, Hertfordshire, England d. 1 aug. 1402, Kings Langley, Hertfordshire, England
8	Blanche De La Tour , f. 1342 d. 1342
9	Earl Hereford Humphrey De Bohun, IX , f. 25 mar. 1342, Hereford, Herefordshire, England d. 16 jan. 1373, Walden Abbey, Essex, England
10	Margaret Princess Of England , f. 1346 d. 1361
11	Thomas Prince Of England , f. 1347 d. 1348
12	William Duke Of Windsor , f. 1348 d. 1348
13	Lady Countess of Arundel And Surrey Elizabeth De Bohun , f. 1349, Arundel, Sussex, England d. 3 apr. 1385, Arundel, Sussex, England
14	Joan Princess Of England , f. 1349
15	Thomas Of Woodstock, Duke Of Gloucester, Earl Of Buckingham , f. 7 jan. 1354, Woodstock, Oxfordshire, England d. 8 sep. 1397, Calais, Pas-de-Calais, Nord-Pas-de-Calais, France

Joan De Spencer