Johanette was born about 1300, the daughter of Gerhard V von Blankenheim and Irmesinde de Durbuy. The place is not known.
She died after 1358. The place is not known.
Her husband was Wilhelm VI von Manderscheid. They were married, but the date and place have not been found. Their two known children were Wilhelm VII (c1328-1386) and Katharine (?-1378).
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Johanette von Blankenheim |
Gerhard V von Blankenheim |
Friedrich I von Blankenheim |
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Mechtild von Blieskastel |
Heinrich I von Blieskastel |
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Agnes von Sayn |
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Irmesinde de Durbuy |
Gérard III de Luxembourg |
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Mechteld van Kleef |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Birth | ABT 1300 |
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| Death | AFT 1358 |
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