Reginald of Canterbury was a medieval English cleric and historian, known for his role as a chronicler in the 12th century. He served as a monk at Christ Church, Canterbury and is best recognized for his writings on the life of Thomas Becket, the Archbishop of Canterbury. His accounts provide valuable insights into the events surrounding Becket's conflict with King Henry II. Reginald's most notable work is the "Life of St. Thomas," which details Becket's martyrdom and the subsequent veneration he received. This text is significant for understanding the historical and religious context of the time, as well as the impact of Becket's legacy on the Catholic Church and English society.