Kings-Wems + Hendersons-Thomsons + Gurnetts-Hewitts + Lyons + Letts (and more!)

| Name | John de Umfreville | |
| Birth | Abt 1240 | Castle Penmark, Glamorgan, Wales |
| Gender | Male | |
| UID | C01A0D181C2D48C5881BD59620C8F0A7E2B8 | |
| Death | Bef 1314 | Devonshire, England |
| Person ID | I1215537191 | King-Gurnett Family Tree |
| Last Modified | 1 Jul 2025 | |
| Family | Alice de la Hurne, b. Abt 1244, Lanherne, Cornwall, England d. Bef 1280 (Age ~ 35 years) | |||
| Marriage | Abt 1280 | Castle Penmark, Glamorgan, Wales |
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| Children |
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| Family ID | F69 | Group Sheet | Family Chart | ||
| Last Modified | 1 Jul 2025 | |||
If you notice any errors, let me know! There are probably quite a few, but I'd love to get this as accurate as possible.