Margaret I, Countess of Flanders

Countess suo jure of Flanders (1145-1194) (1145–1194)

Parents

• Thierry of Lorraine, Count of Flanders
• Sibylla of Anjou

Children

• Yolanda of Flanders
• Henry of Flanders
• Isabella of Hainault
• Eustace of Flanders
• Philip I of Namur
• Baldwin I of Constantinople
• Sybilla of Henao

Siblings

• Matthew of Alsace
• Peter of Flanders
• Gertrude of Flanders, Countess of Savoy
• Laurette of Flanders
• Philip I, Count of Flanders
• Matilda de Flandre
• Baldwin de Flandre

Partners

• Baldwin V, Count of Hainaut
• Ralph II, Count of Vermandois