Nielsen Hayden genealogy
Family: Ernst of Brunswick / Adelheid of Everstein (F17422)
m. Abt 1335Heinrich I of Brunswick (1267-1322) 
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Agnes von Meissen (1263-1332)
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| Hermann II of Everstein ( -1350)
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| Adelheid zur Lippe ( -1325)
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| Ernst of Brunswick (1297-1361)
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| Adelheid of Everstein ( -1377)
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Albrecht I of Brunswick (1339-1383)  |