| 1. | Sir William FitzWilliam, of Sprotborough was born about 1352; died on 8 Apr 1398. William married Maud Cromwell before 1377. Maud (daughter of Lord Cromwell of Tattershall Sir Ralph de Cromwell and Maud de Bernak) was born about 1360. [Group Sheet] [Family Chart]
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| 2. | Sir John FitzWilliam, of Sprotborough John married Eleanor Green before 1397. Eleanor (daughter of Sir Henry Green, of Drayton and Maud Mauduit) was born est 1380; died between 2 May 1421 and 20 Dec 1422. [Group Sheet] [Family Chart]
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| 3. | Elizabeth FitzWilliam Family/Spouse: Sir Robert Rockley, of Rockley Hall. Robert (son of Sir Robert Rockley and Alice Sheffield) was born about 1385. [Group Sheet] [Family Chart]
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| 4. | Maude or Matilda FitzWilliam Family/Spouse: William Bosvile, of Ardsley and Newhall. William (son of John Bosvile, of Newhall and Mary Barley) was born about 1402; died after 1448. [Group Sheet] [Family Chart]
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| 5. | Alice Rockley Family/Spouse: Robert Barnby. Robert (son of Robert or John Barnby and Margaret Bosvile) was born about 1410. [Group Sheet] [Family Chart]
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| 6. | Thomas Bosvile, of Ardsley and Newhall Family/Spouse: Isabel Hastings. Isabel (daughter of Lord Hastings Sir John Hastings, of Fenwick and Anne Morley) was born about 1445. [Group Sheet] [Family Chart]
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| 7. | John Barnby, of Barnby Family/Spouse: Unknown. [Group Sheet] [Family Chart]
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