Nielsen Hayden genealogy
Family: Johann I von Looz / Mathilde von Jülich (F27333)
m. Abt 1258
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Arnold III von Looz (1207-1272)
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Johanna de Chiny (1205-1270)
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| Wilhelm IV von Jülich (1210-1278)
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| Margareta van Gelre ( -1250)
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| Johann I von Looz (1230-1279)
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| Mathilde von Jülich (1240-1278)
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