a preacher and historian of note, in 1199 became a Cistercian monk in the monastery of Heisterbach, in the diocese of Cologne. He became eventually prior of the convent of the Valley of St. Peter, near Bonn. He lived until the year 1227, but when he died is unknown. His writings are,
1. De miraculis et visionibus sui temporis (chiefly in Germany, Cologne,1591, 8vo); the first edition is without name of place or date: —
2. Vita S. Engelberti archiep. Colon. (Cologne, 1633, and in Surius, November 7th): —
3. Homilia, edited under the title of Fasciculi Moralitatis, ,by Coppenstein(Cologne, 1615): —
4. Catalogus Episcoporum Coloniensium, published, with a continuation by another author, in vol. 2 of the Fontcs Rerum Gerzman. (1845): —
5. An inedited Vita S. Elizabethoe is preserved among the manuscripts of the library of Brussels. Many of his sermons are highly praised for their evangelical tone, as well as for their eloquence. His De Miraculis affords a graphic picture of the state of his times. See Kauffmann, Caesarus v. Heisterbach (Koln, 1850); Cave, Hist. Lit. anno 1225; Herzog, Real- Encyklop. 2:490.