Nielsen Hayden genealogy
Family: Geoffrey I de Sémur-en-Brionnais / Mahaut de Châlon (F14811)
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Lambert of Châlon ( -977)
|
Adélaïde ( -1000) |
Gerberge ( -986)  |
| Mahaut de Châlon ( -1018)
|
| Thibaut de Châlons ( -1065) |