| Male Walter Demandeville |
| Birth | 1242 | , Cornwall, England, United Kingdom |
| Death | , , England, United Kingdom |
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| Marriage | ||
| Father | ||
| Mother | ||
| Female Alice Giffard |
| Birth | 1240 | Boynton, Yorkshire, England, United Kingdom |
| Death | 1308 | |
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| Father | ||
| Mother | ||
| Female + Sibella Demandeville |
| Birth | 1260 | , Cornwall, England, United Kingdom |
| Death | 1308 | , Cornwall, England, United Kingdom |
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| Spouse | Henry Bodrugan | F4378 | |
| Marriage | 1280 | , Cornwall, England, United Kingdom |