Maud Marshal, Countess of Norfolk, Countess of Surrey (1192 – 27 March 1248) was an Anglo-Norman noblewoman and a wealthy co-heiress of her father William Marshal, 1st Earl of Pembroke, and her mother Isabel de Clare suo jure 4th Countess of Pembroke. Maud was their eldest daughter. She had two husbands: Hugh Bigod, 3rd Earl of Norfolk, and William de Warenne, 5th Earl of Surrey.Maud was also known as Matilda Marshal.