Pope Gregory

Gregory has been the name of sixteen Roman Catholic Popes and two Antipopes:

• Pope Gregory I ("the Great"; 590–604), after whom the Gregorian chant is named
• Pope Gregory II (715–731)
• Pope Gregory III (731–741)
• Pope Gregory IV (827–844)
• Pope Gregory V (996–999)
• Pope Gregory VI (1045–1046)
  • Antipope Gregory VI
• Pope Gregory VII (1073–1085), after whom the Gregorian Reform is named
• Pope Gregory VIII (1187)
  • Antipope Gregory VIII
• Pope Gregory IX (1227–1241)
• Pope Gregory X (1271–1276)
• Pope Gregory XI (1370–1378)
• Pope Gregory XII (1406–1415)
• Pope Gregory XIII (1572–1585), after whom the Gregorian calendar is named
• Pope Gregory XIV (1590–1591)
• Pope Gregory XV (1621–1623)
• Pope Gregory XVI (1831–1846)