clement (iii) (antipope from 1080 to 1100. he remained antipope throughout the succeeding pontificates of victor iii and urban i
1Clement (III) — ▪ antipope original name Guibert , or Wibert, of Ravenna , Italian Guiberto , or Wiberto, di Ravenna born c. 1025, Parma, Lombardy died Sept. 8, 1100, Cività Castellana, Papal States antipope from 1080 to 1100. Of noble birth,… …
