Middle Ages · 101th pope in the Annuario Pontificio list
Gregory IV
- Pontificate
- 01/10/0827 – 25/01/0844
- Born – died
- 795 – 844
- Predecessor
- Valentine
- Successor
- Sergius II
A short profile for this pope is in preparation.
List: Wikidata (CC0), ordinals per the Annuario Pontificio, retrieved 2026-10-01. Antipopes are not included. For the current pope, see vatican.va.