Ermengarde married Conan I Duke of Bretagne about 972 in of, , , France. Conan was born about 945 in Rennes, Ille-et-Vilaine, Brittany, France; died on 29 Jun 992 in Brittany, France; was buried after 29 Jun 992 in Mont Saint-Michel Abbey, Bretagne, France. [Group Sheet] [Family Chart]

Ermengarde married Conan I of Brittany about 973 in Flanders, Normandy, France. Conan (son of Count Juhel Judicael Berenger of Bayeux, de Rennes II) was born about 945 in Rennes, Ille-et-Vilaine, Brittany, France; died on 29 Jun 992 in Conquereuil, Loire-Atlantique, Pays de la Loire, France; was buried after 29 Jun 992 in Mont Saint-Michel Abbey, Bretagne, France. [Group Sheet] [Family Chart]

Family/Spouse: William Taillefer. William was born about 951 in Angoulême, Charente, Nouvelle-Aquitaine, France; died on 31 Mar 1028; was buried in 1028 in Charente, Poitou-Charentes, France. [Group Sheet] [Family Chart]