Richard’s Genealogy
Family: Henry, Earl of Lancaster / Maud Chaworth (F1202)
m. Bef 2 Mar 1296/7Edmund, Earl of Lancaster (1245-1296) 
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Blanche of Artois (1250-1302)
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Thomas, Earl of Lancaster (1278-1322)  |
| John, Lord of Beaufort and Nogent-Lartauld (1286-1336) |
| Henry, Earl of Lancaster (1281-1345)
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| Maud Chaworth (1285-1322)
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| Henry, Duke of Lancaster (1300-1361) |
| Blanche of Lancaster (1305-1380) |
| Matilda of Lancaster (1310-1377) |
| Joan of Lancaster (1312-1345) |
| Isabella of Lancaster (1317-1347) |
| Eleanor of Lancaster (1318-1372) |
| Mary of Lancaster (1320-1362) |