| Ermentrude of Roucy | |
| Birth Date: | c.951 |
| Birth Place: | Reims |
| Death Place: | Mâcon |
| Death Date: | 5 May 1005 |
| Spouse: | Aubry II of Mâcon Otto-William, Count of Burgundy |
| Issue: | Létaud Aubry Béatrice de Mâcon Guy I of Mâcon Matilda Gerberga Reginald I, Count of Burgundy Agnes of Burgundy, Duchess of Aquitaine |
| Father: | Renaud of Roucy |
| Mother: | Alberade of Lorraine |
| Countess of Mâcon Countess of Burgundy | |
Ermentrude de Roucy (c. 951 – 5 May 1005) (Irmtrude) was a Countess and Duchess of Burgundy.[1]
She was a daughter of Renaud of Roucy and his wife, Alberade of Lorraine, daughter of Gilbert, Duke of Lorraine.
By 971, Ermentrude married Aubry II of Mâcon and thus became a countess of Mâcon. They were the parents of:
She also married Otto-William, Count of Burgundy. They had children: