St. William of Malmesbury was a Benedictine monk and historian born around 1090 in England. He is best known for his work, "Gesta Regum Anglorum," which chronicles the history of English kings from the Anglo-Saxon period to his own time. His writings are considered valuable historical sources, providing insights into medieval England. William was associated with the monastery of Malmesbury Abbey, where he spent much of his life. He was also known for his scholarly pursuits, contributing to the fields of theology and philosophy. His legacy continues to influence historians studying the Middle Ages and the development of English history.