• Born date: n.a.
  • Born in: Rome
  • Death date: 0844-01-25
  • Death in: Papal States
Pope Gregory IV

Pope Gregory IV (Latin: Gregorius IV; c. 795 – 25 January 844) was Pope from October 827 to his death in 844. His pontificate was notable for the papacy’s attempts to intervene in the quarrels between the emperor Louis the Pious and his sons. It also saw the breakup of the Carolingian Empire in 843.