Agnes de Poitou
From Wacklepedia - The Free Encyclopedia
Agnes de Poitou was from the noble house of
Poitou. She was born in
1020 to William III, Count of
Poitou and Duke of
Aquitaine, and his wife Agnes of Burgundy.
Agnes was the second wife of Henry III, Holy Roman Emperor. Among their children were Judith of Swabia and Henry IV, Holy Roman Emperor.
She was regent during the minority of Henry IV.