William de Montagu, 2nd Earl of Salisbury, English commander (d. 1397)

William Montagu, 2nd Earl of Salisbury, 4th Baron Montagu, King of Mann, KG (25 June 1328 – 3 June 1397) was an English nobleman and commander in the English army during King Edward III's French campaigns in the Hundred Years War. He was one of the Founder Knights of the Order of the Garter.