William was born on 01 AUG 1357 in Herstmonceux castle, Sussex, England , the son of sir William de Fiennes and Joan de Saye.
He died on 18 JAN 1402/03. The place is not known.
His wife was Elizabeth Batisford, who he married on BEF 23 APR 1385. The place has not been found. Their two known children were sir Roger (1384-<1449) and James (c1394-1450).
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sir William Fiennes |
sir William de Fiennes |
sir John II de Fiennes |
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Maud de Monceux |
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Joan de Saye |
Geoffrey IV de Saye |
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Maud de Beauchamp |
Guy de Beauchamp |
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Alice de Tosny |
| Event | Date | Details | Source | Multimedia | Notes | ||
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| Birth | 1 AUG 1357 |
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| Death | 18 JAN 1402/03 |
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