Leo IX
Head of the Catholic Church from 1049 to 1054
b. 21 Jun 1002 · d. 19 Apr 1054
152nd Bishop of Rome (Pope) · 18 Feb 1049–19 Apr 1054
Offices
- Bishop of Rome (Pope) № 152 · 18 Feb 1049 – 19 Apr 1054
Pope Leo IX was the Bishop of Rome and ruler of the Papal States from 12 February 1049 to his death in 1054. Leo IX is considered to be one of the most historically significant popes of the Middle Ages; he was instrumental in the precipitation of the Great Schism of 1054, considered the turning point in which the Catholic and Eastern Orthodox Churches formally separated.
Related people
- Hugh IV, count of Nordgau child of · traditional
- Heilwig of Dabo child of · traditional
- Poppo consecrated by · traditional
- Ludwig von Dagsburg relative of · traditional
- Damasus II succeeded · traditional
- Trotmont consecrator of · traditional
- Gerhard, count of Egisheim sibling of · traditional
- Adelheid of Eguisheim sibling of · traditional
- Hugh VII of Egisheim sibling of · traditional
- Mathilde of Eguisheim sibling of · traditional
- Victor II preceded · traditional
Events
- The Great Schism 1054
Commemorated
Places
- Eguisheim birth
- St. Peter's Basilica burial
- Rome ministry
- Papal States ministry
How we know
Recorded as a historical figure.
- East and West: The Making of a Rift in the Church 1 claim — The Great Schism
In the disputes
- The Great Schism The quarrel of 1053–54 was about unleavened bread and the creed, argued by legates whose commission had lapsed with the pope who sent them.