Joan de Cornouaille
- Name
- Joan /de Cornouaille/
- Given names
- Joan
- Surname prefix
- de
- Surname
- Cornouaille
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Death of a paternal grandmother
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Death of a father
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Death of a sister
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| father | |
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| mother | |
| Marriage | Marriage — 1126 — |
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10 years
younger sister |
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| himself |