Pope Gregory VIII (173º): Crusades — Complete Guide
Pontificate: 21 October 1187–17 December 1187
Gregory VIII was the 173rd pope of the Catholic Church, reigning 21 October 1187–17 December 1187 during the high Middle Ages. Subject and later the sovereign of the Papal States.
Who Was Pope Gregory VIII?
This biography of Gregory VIII (173º) covers background, major events, and legacy in the line of St. Peter. Common search topics include Crusades. During the high Middle Ages, the Bishop of Rome exercised teaching, sanctifying, and governing authority for the universal Church.
Early Life & Background
Before election he was known as Alberto di Morra, O.Praem.. Born circa 1100 Benevento, Papal States, he entered a world shaped by politics and piety very different from today's global Church.
Historical Context
Gregory VIII led the Church in the high Middle Ages — an era of crusades, monastic reform, cathedral building, and intense negotiation between popes and emperors over who held ultimate authority in Christendom. Proposed the Third Crusade.
Pontificate & Key Events
The pontificate (21 October 1187–17 December 1187) centered on governance during the high Middle Ages. Canon Regular Premonstratense.
Papal Acts & Achievements
Gregory VIII left a distinct mark through decisions that historians still debate and Catholics still study. His reign contributed to the continuous apostolic succession now numbering 267 popes.
Key Highlights
- 173rd pope of the Catholic Church
- Pontificate: 21 October 1187–17 December 1187
- Proposed the Third Crusade.
- Shepherded the Church during the high Middle Ages
- Successor of St. Peter in the official Catholic list
Legacy in the Catholic Church
Gregory VIII remains pope 173º in the Annuario Pontificio. Read against the high Middle Ages, his pontificate shows how Providence works through imperfect ministers without abandoning the Barque of Peter.
Why Catholics Study This Pope Today
Studying Gregory VIII helps Catholics see how the Holy Spirit guided the Church through the high Middle Ages — with human weakness and grace intertwined. Place this pope in context using our chronological list of all 267 popes and the biographies of his immediate predecessor and successor linked below.
Place in the Line of Succession
Gregory VIII followed Pope Urban III (172º) in the unbroken line of apostolic succession from St. Peter. Upon his death or resignation, he was succeeded by Pope Clement III (174º), who continued the mission of shepherding the universal Church. Explore the full chronological chain in our complete list of all 267 popes, or read the biographies of neighboring pontiffs linked below.