Pope Innocent X ( Latin : Innocentius X ; 6 May 1574 - 7 January 1655 ) , born Giovanni Battista Pamphilj ( or Pamphili ) , was Pope from 15 September 1644 to his death in 1655 .
Pope Innocent X ( Latin : Innocentius Decimus ; 6 May 1574 - 7 January 1655 ) , born Giovanni Battista Pamphilj , was an Italian cleric of the Roman Catholic Church and the 237th Pope from 1644 to 1655 .