| Name | Joan FitzWilliam | |
Relationship![]() | with Marion Murdoch Johnson | |
| Gender | Female | |
| Birth | Between 1348 and 1385 | |
Siblings |
2 brothers | |
| Last Modified | 30 Nov 2020 | |
| Father | John FitzWilliam, of Sprotborough b. Abt [J] Feb 1328 d. Abt [J] 19 Jan 1385, Howden, East Riding of Yorkshire, England (Age ~ 56 years) | |
| Mother | Elizabeth Clinton b. Abt 1333 d. Between 1401 and 1420 (Age ~ 68 years) | |
| Notes |
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| Histories | The Fitzwilliams of Yorkshire Some research on the Fitzwilliam family of Yorkshire (Sprotborough, Emley, Aldwarke) to try to reconcile the various unreliable sources. |