Top 10 Historically Important Popes of Medieval Times

The medieval period witnessed the influence and power of the papacy in shaping the religious, political, and cultural landscape of Europe, particulary during the Crusades.



“The medieval popes were fascinating figures who shaped the course of European history. Their political maneuverings, conflicts with secular rulers, and efforts to consolidate papal power left a lasting impact on the Church and society.”

Dr. Thomas F. Madden, Professor of History at St. Louis University and author of “The Concise History of the Crusades.”

Here are the top 10 most historically important popes of the medieval period, listed in chronological order


1. Pope Gregory I (590-604)

Known as Gregory the Great, he played a crucial role in establishing the papal authority and expanding the influence of the Church. His papacy saw significant reforms, missionary endeavors, and the development of Gregorian chant.


2. Pope Urban II (1088-1099)

Pope Urban II is best known for launching the First Crusade in 1095, calling Christians to reclaim the Holy Land from Muslim control. His influential sermon at the Council of Clermont set in motion a series of military campaigns that would shape the medieval world.


3. Pope Innocent III (1198-1216)

Regarded as one of the most powerful and influential popes in history, Innocent III asserted the authority of the papacy over both secular and ecclesiastical affairs. He launched the Fourth Crusade, called the Fourth Lateran Council, and played a pivotal role in shaping the medieval Church’s doctrines and organization.


4. Pope Boniface VIII (1294-1303)

Boniface VIII is known for his conflict with King Philip IV of France, as both leaders asserted their authority over church and state matters. The clash between Boniface and Philip highlighted the struggle between temporal and spiritual power, leaving a lasting impact on the papacy’s relationship with secular rulers.


5. Pope Clement V (1305-1314)

Clement V, a French pope, is remembered for his decision to move the papal seat from Rome to Avignon, initiating the period known as the Avignon Papacy. This relocation had profound consequences for the Church’s centralized authority and its relationship with European monarchs.


6. Pope Gregory XI (1370-1378)

Gregory XI was the last Avignon Pope. In response to pressures for the papacy to return to Rome, he relocated the papal seat back to the Eternal City in 1377. This move was a significant step towards restoring the authority and integrity of the papacy.


7. Pope Urban VI (1378-1389)

Urban VI’s pontificate marked the beginning of the Western Schism—a period of divided papal allegiance between Avignon and Rome. His aggressive and controversial actions contributed to the schism and led to rival popes, causing a major crisis within the Church.


8. Pope Martin V (1417-1431)

Martin V was elected as pope during the Council of Constance, which aimed to resolve the Western Schism. He successfully reunited the papacy and brought stability to the Church, thereby ending the schism and restoring the papacy’s credibility.


9. Pope Nicholas V (1447-1455)

Nicholas V played a crucial role in the cultural and intellectual revival known as the Renaissance. He sponsored numerous artistic and architectural projects in Rome, laying the foundations for the city’s cultural renaissance and contributing to the spread of humanism.


10. Pope Gregory VII (1073-1085)

Gregory VII, also known as Hildebrand, sought to assert papal supremacy over secular rulers. He fought against simony (the buying and selling of ecclesiastical offices) and the practice of lay investiture, leading to a clash with Holy Roman Emperor Henry IV in the Investiture Controversy.



“The papacy in the Middle Ages underwent a transformation, evolving into a centralized and powerful institution. The popes navigated through the complexities of religious doctrine, political alliances, and struggles for supremacy, leaving a profound imprint on the medieval world.”

Dr. John H. Arnold, Professor of Medieval History at the University of Cambridge and author of “Belief and Unbelief in Medieval Europe.”

These ten popes left a lasting impact on the medieval Church, politics, and society, shaping the course of European history during this significant period.