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Family Herbert III Count of Vermandois & Ermengarde Countess of Vermandois Click to view Herbert III Count of Vermandois & Ermengarde Countess of Vermandois in the family tree Click to view Herbert III Count of Vermandois & Ermengarde Countess of Vermandois in the family tree

‌Herbert III and Ermengarde were married.  They had a son named Otho (Otto).