Johann was the son of Gerlach II von Isenburg-Ahrenfels and Lysa von Braunshorn. The date and place of his birth have not been found.
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Gerlach II von Isenburg-Ahrenfels |
Dietrich I von Isenburg-Ahrenfels |
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Elisabeth van Kleef-Dinslaken |
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Hedwig? von Isenburg-Grenzau |
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Lysa von Braunshorn |
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