Parents
- Boson de Provence, Boson V de Provence (844 - 887)
- Ermengarde d'Italie (c. 855 - 897)
Family
- Married in 900, with Anne de Byzance, Anne de Macédoine (c. 890 - 912), issuing
Charles Constantin (901 - 962)
- Married on January 23, 914, with Adélaïde de Bourgogne (892 - )