Johann was the son of Ernst I von Schönburg but his mother is unknown. The date and place of his birth have not been found.
He died in 1422. The place is not known.
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Johann I von Schönburg |
Ernst I von Schönburg |
Friedrich VIII von Schönburg |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | 1422 |
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