Adelheid was the daughter of Engelbert I von der Marck and Kunigunde von Bliescastel. The date and place of her birth have not been found.
Her husband was Otto I van Kleef. They were married, but the date and place have not been found. Their only known child was Ermgard (c1307-1362).
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Engelbert I von der Marck |
Adolf I (IV) von der Marck-Altena |
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Ermengarde van Gelre |
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Kunigunde von Bliescastel |
Heinrich I von Blieskastel |
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Agnes von Sayn |
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| Association | Relationship |
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| Elisabeth van Valkenburg | mother? |