Érard was the son of Gaucher III (II) de Nanteuil and Marie de Ramerupt. The date and place of his birth have not been found.
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Gaucher III (II) de Nanteuil |
Gaucher II de Nanteuil |
Gaucher de Châtillon |
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Helwide de Nanteuil |
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Marie de Ramerupt |
Érard de Brienne |
André de Brienne |
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Adélaïs de Trainel-Vénisy |
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Philippa de Champagne |
Henri II de Champagne |
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Isabelle de Jérusalem |
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