Kabiskopan Viterbo () yaiku wilayah grejawi Katulik ing tengah Itali. Saka abad ping 12, kabiskopan kasebut diarani Kabiskopan Viterbo e Tuscania. Jenenge diobah dadi Kabiskopan Viterbo, Acquapendente, Bagnoregio, Montefiascone, Tuscania lan San Martino al Monte Cimino ing 1986, lan diendhepke dadi Viterbo ing 1991.

Referensi

Buku 
  (in Latin)

Sumber lan pranala jaba 
 GigaCatholic on the diocese, with incumbent biography links
 GigaCatholic on the San Martino al Monte Cimino

Viterbo
Lazio
Kabiskopan sing didégake dening Selestinus III