Who married Thomas Montagu, 4th Earl of Salisbury?

Thomas Montagu, 4th Earl of Salisbury, KG (13 June 1388 – 3 November 1428) of Bisham in Berkshire, was an English nobleman and one of the most important English commanders during the Hundred Years' War.

Alice Chaucer, Duchess of Suffolk (c. 1404–1475) was a granddaughter of the English poet Geoffrey Chaucer. Married three times, she eventually became a Lady of the Most Noble Order of the Garter, an honour granted rarely to women and marking the friendship between herself and her third husband, William de la Pole, 1st Duke of Suffolk, with King Henry VI and his wife Margaret of Anjou.