# Pope Leo IV

_Pope of the Catholic Church_

Canonical: https://diginpl.com/people/pope-leo-iv
Last updated: 2026-11-04

> Pope Leo IV was the bishop of Rome and leader of the Papal States from 10 April 847 to his death in 855. He is remembered for repairing Roman churches that had been damaged during the Arab raid against Rome, and for building the Leonine Wall around Vatican Hill to protect the city. Pope Leo organized a league of Italian cities who fought and won the sea Battle of Ostia against the Saracens.

## Quick facts

- **Born:** 790 ([Wikidata](https://www.wikidata.org/wiki/Q228205#P569))
- **Place of birth:** Rome ([Wikidata](https://www.wikidata.org/wiki/Q228205#P19))
- **Died:** 17 July 855 ([Wikidata](https://www.wikidata.org/wiki/Q228205#P570))
- **Place of death:** Rome ([Wikidata](https://www.wikidata.org/wiki/Q228205#P20))
- **Occupation:** Catholic priest; writer; Catholic bishop ([Wikidata](https://www.wikidata.org/wiki/Q228205#P106))
- **Positions held:** Pope (27 January 847 – 17 July 855); cardinal (since 844) ([Wikidata](https://www.wikidata.org/wiki/Q228205#P39))

## Questions

**When was Pope Leo IV born?**  
Pope Leo IV was born on 790 in Rome.

**What positions has Pope Leo IV held?**  
Positions held by Pope Leo IV include: Pope (0847–0855); cardinal (since 844).

## Related

- [Pope Telesphorus](https://diginpl.com/people/pope-telesphorus)
- [Pope Gregory XIII](https://diginpl.com/people/pope-gregory-xiii)
- [Pope Clement VII](https://diginpl.com/people/pope-clement-vii)
- [Pope Pius I](https://diginpl.com/people/pope-pius-i)
- [Pope Boniface I](https://diginpl.com/people/pope-boniface-i)
- [Pope Agapetus I](https://diginpl.com/people/pope-agapetus-i)
- [Pope Hormisdas](https://diginpl.com/people/pope-hormisdas)
- [Pope Innocent VIII](https://diginpl.com/people/pope-innocent-viii)
- [Pope Alexander VIII](https://diginpl.com/people/pope-alexander-viii)
- [Pope Innocent X](https://diginpl.com/people/pope-innocent-x)

## Sources

- [Wikipedia (English): Pope Leo IV](https://en.wikipedia.org/wiki/Pope_Leo_IV) — [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
- [Wikidata item Q228205](https://www.wikidata.org/wiki/Q228205) — [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)
- [Image: PopeLeoIV (cropped).jpg by PalauanLibertarian (CC BY 4.0)](https://commons.wikimedia.org/wiki/File:PopeLeoIV_(cropped).jpg)

## Licence and attribution

Text from the Wikipedia article Pope Leo IV, licensed under CC BY-SA 4.0. This page's text is shared under the same licence. Facts from Wikidata (CC0). Image: PopeLeoIV (cropped).jpg — PalauanLibertarian, CC BY 4.0.

## Cite this page

"Pope Leo IV". DigiNepal. Last updated 4 November 2026. https://diginpl.com/people/pope-leo-iv. Retrieved 6 November 2026.