Ermentrude de Roucy (c. 951 â 5 May 1005) (Irmtrude) was a Countess and Duchess of Burgundy.
Ermentrude was a daughter of Renaud of Roucy and his wife, Alberade of Lorraine, daughter of Gilbert, Duke of Lorraine.
By 971, Ermentrude married and thus became a countess of Mâcon. They had:
Ermentrude also married Otto-William, Count of Burgundy. They had: