For the first time, this volume brings together all the claims relating to Saint Patrick’s Purgatory found within the medieval Latin and humanist tradition, along with the testimonies of pilgrimage up until 1517, and other associated literary documents. All the texts have been newly translated.In addition to an introductory study, the publication also contains several original and previously unknown texts, and critically discusses the circumstances that are believed to have led to its destruction in 1497.