Written by Guide Catholic
Pope Innocent II (164º): Biography, Pontificate & Legacy
Pontificate: 14 February 1130–24 September 1143 · Origin: Rome, Sacro Roman Empire · Birth name: Innocentius Secundus

Innocent II was the 164th pope of the Catholic Church, reigning 14 February 1130–24 September 1143 during the high Middle Ages. Subject and later the sovereign of the Papal States.
Who Was Pope Innocent II?
Innocent II holds the 164º place among Roman pontiffs, with a recorded reign of 14 February 1130–24 September 1143 inside the high Middle Ages. Subject and later the sovereign of the Papal States. What follows is a structured biography — early life, context, acts, and succession — written for Catholics who want Innocent II in context.
Early Life & Background
Before election he was known as Gregorio Papareschi, Can.Reg.. Born circa 1082 Rome, Papal States, he entered a world shaped by politics and piety very different from today's global Church.
Historical Context
Innocent II (#undefined) led during crusades, monastic reform, and cathedral culture — and during sharp contests between popes and emperors over authority in Christendom. Canon Regular of the Lateran. Convened the Second Council of the Lateran(1139).
Pontificate & Key Events
The pontificate (14 February 1130–24 September 1143) centered on governance during the high Middle Ages.
Papal Acts & Achievements
Acts associated with Innocent II (#164, 14 February 1130–24 September 1143) still draw historians and Catholics who want more than a one-line summary. His reign remains a link in the succession now counted at 267 popes.
Key Highlights
- 164th pope of the Catholic Church
- Pontificate: 14 February 1130–24 September 1143
- Convened the Second Council of the Lateran(1139).
- Shepherded the Church during the high Middle Ages
- Successor of St. Peter in the official Catholic list
Legacy in the Catholic Church
Innocent II remains pope 164º in the Annuario Pontificio. Set against the high Middle Ages, Innocent II's choices show both the limits of any one pontiff and the continuity of the office he held.
Why Catholics Study This Pope Today
If you only remember one modern question about Innocent II, ask how his decisions served unity and truth under the pressures of the high Middle Ages. Start with the concrete record: Canon Regular of the Lateran. Convened the Second Council of the Lateran(1139). Where bulls, conciliar acts, or encyclicals survive from this reign, they repay readers who want primary sources rather than summaries alone. Compare Innocent II with the biographies of his predecessor and successor linked below to see reform, rupture, or quiet continuity.
Place in the Line of Succession
Innocent II followed Pope Honorius II (163º, 21 December 1124–13 February 1130) after a transition shaped by the politics and piety of their shared century. He was followed by Pope Celestine II (165º, 26 September 1143–8 March 1144), whose biography continues the chain on Guide Catholic. For the full chronological map, see our complete list of all 267 popes — then read neighboring biographies for contrast, not only continuity.