![Gregory IV (born in Rome) (died 25 January 844 ibid) was Pope from 827 to 844, Historical, digitally restored reproduction from a 19th century original, Gregory IV (born in Rome) (died January Gregory IV (born in Rome) (died 25 January 844 ibid) was Pope from 827 to 844, Historical, digitally restored reproduction from a 19th century original, Gregory IV (born in Rome) (died January](https://www.superstock.com/cdn/1848/Comp/1848-49169646.webp)
Gregory IV (born in Rome) (died 25 January 844 ibid) was Pope from 827 to 844, Historical, digitally restored reproduction from a 19th century original, Gregory IV (born in Rome) (died January
![A 9th century depiction of the Pope at that time. Because of his youthful appearance, it is thought to be Gregory IV who became Pope aged 37 and sat on the Papal A 9th century depiction of the Pope at that time. Because of his youthful appearance, it is thought to be Gregory IV who became Pope aged 37 and sat on the Papal](https://c8.alamy.com/comp/WA4C9R/a-9th-century-depiction-of-the-pope-at-that-time-because-of-his-youthful-appearance-it-is-thought-to-be-gregory-iv-who-became-pope-aged-37-and-sat-on-the-papal-throne-until-25-jan-844-he-was-originally-the-cardinal-priest-of-the-basilica-of-st-mark-in-rome-WA4C9R.jpg)
A 9th century depiction of the Pope at that time. Because of his youthful appearance, it is thought to be Gregory IV who became Pope aged 37 and sat on the Papal
![Gregory IV., + 25.1.844, Pope late 827 - 25.1.844, portrait, engraving, circa 1900, middle ages Stock Photo - Alamy Gregory IV., + 25.1.844, Pope late 827 - 25.1.844, portrait, engraving, circa 1900, middle ages Stock Photo - Alamy](https://c8.alamy.com/comp/B43MAK/gregory-iv-251844-pope-late-827-251844-portrait-engraving-circa-1900-B43MAK.jpg)