Quem se casou com Guilherme IX da Aquitânia?

Guilherme IX da Aquitânia, o Trovador (22 de outubro de 1071 – 10 de fevereiro de 1126) foi Duque da Aquitânia e da Gasconha e Conde de Poitiers (como Guilherme VII) entre 1086 e 1126. Foi também um dos líderes da Primeira Cruzada e um dos primeiros trovadores e poetas vernaculares.

Ermengarde of Anjou (c. 1068 – 1 June 1146), also known as Ermengarde of Brittany, was a member of the comital House of Anjou and by her two marriages was successively Duchess of Aquitaine and Brittany. She was also a patron of Fontevraud Abbey. Ermengarde was the regent of Brittany during the absence of her spouse, Duke Alan IV of Brittany, from 1096 until 1101.

Philippa (French: Philippe, Comtesse de Toulouse) (c. 1073 – 28 November 1118) was suo jure Countess of Toulouse, as well as the Duchess of Aquitaine by marriage to Duke William IX of Aquitaine.