Who
John Mincius, elected by the Roman nobility and deposed under the reform party's new election decree.
Sources
- Annuario Pontificio
Lineage
In the succession →Claimant against Pope Nicholas II, 1058–1059.
Benedict X (antipope)
Giovanni Paolo Panini, Interior of St. Peter's, Rome, c. 1754 · Public domainGiovanni Paolo Panini, Interior of St. Peter's, Rome, c. 1754
Antipope1058–1059