Pope Gregory VIII ( Latin : Gregorius VIII ; c. 1100\/1105 - 17 December 1187 ) , born Alberto di Morra , was Pope from 25 October to his death in 1187 .
Pope Gregory VIII ( Latin : Gregorius Octavus ; c. 1100 - 17 December 1187 ) , born Alberto di Morra , was an Italian priest of the Roman Catholic Church and the 174th Pope from 25 October 1073 until he died in 1085 .