| Male Sir William FitzWilliam, of Sprotborough |
| Birth | Abt 1352 | |
| Death | 8 Apr 1398 | |
| Burial | ||
| Marriage | Bef 1377 [1] | |
| Father | John FitzWilliam, of Sprotborough | F0917 Group Sheet | |
| Mother | Elizabeth Clinton | F0917 Group Sheet | |
| Female Maud Cromwell |
| Birth | Abt 1360 | |
| Death | ||
| Burial | ||
| Father | Lord Cromwell of Tattershall Sir Ralph de Cromwell | F0930 Group Sheet | |
| Mother | Maud de Bernak | F0930 Group Sheet | |
| Male Sir John FitzWilliam, of Sprotborough |
| Birth | 25 Jul 1377 | |
| Death | 5 Jul 1417 | |
| Burial | ||
| Spouse | Eleanor Green | F0937 | |
| Marriage | Bef 1397 | |
| Female Elizabeth FitzWilliam |
| Birth | Abt 1385 | |
| Death | ||
| Burial | ||
| Spouse | Sir Robert Rockley, of Rockley Hall | F1275 | |
| Marriage | ||
| Sources |
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