Ermengarde of Maine was a noblewoman from the 11th century, known for her role in the political landscape of medieval France. She was the daughter of Herbert I, Count of Maine and became the wife of Robert II of France, also known as Robert the Pious. Their marriage was significant in strengthening alliances between noble families. Ermengarde's life was marked by her involvement in the complexities of royal succession and territorial disputes. She had several children, including Hugh the Great, who played important roles in the politics of the time. Her legacy is intertwined with the history of the Capetian dynasty.