Werner Rolevinck (1425–1502) was a Carthusianmonk and historian who wrote about 50 titles. He was born near Laer, Westphalia, the son of a wealthy farmer. In 1447 he entered the CarthusianMonastery of Santa Barbara in Cologne where he died. His most famous work was his history of the world from Creation to Pope Sixtus IV, Fasciculus temporum, which was published in many editions between 1474 and 1726, including almost 40 editions during his lifetime. His only other well-known work was a description of the manners and customs of his native land entitled De laude veteris Saxsoniæ nunc Westphaliæ dictæ.