Mary Herbert, Countess of Pembroke, (née Mary Talbot) (c. 1594 - March 1649) was the wife of William Herbert, 3rd Earl of Pembroke.

Mary was the daughter of Gilbert Talbot, 7th Earl of Shrewsbury, by his wife Mary, and was thus a granddaughter of Bess of Hardwick. She married William Herbert on 4 November 1604. They had no children.