Gregory II

Gregory II may refer to:


 * Pope Gregory II (715–731)
 * Gregory II of Naples (766–794)
 * Gregory II, Count of Tusculum (1044–1058)
 * Gregory II the Martyrophile (1066–1105)
 * Patriarch Gregory II of Constantinople (1283–1289)
 * Patriarch Gregory II of Alexandria (1316–1354)
 * Gregory II Bulgarian (–1474)
 * Gregory II Youssef (1864–1897)
 * Joseph Gregorio II (1857–1868)