John XIII
noun
1.
died a.d. 972, Italian ecclesiastic: pope 965–972.
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noun 1. died a.d. 984, pope 983–984.
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- John XV
noun 1. died a.d. 996, Italian ecclesiastic: pope 985–996.
- John XVII
noun 1. (Sicco) died 1003, pope 1003.
- John XVIII
noun 1. (Fasanus) died 1009, Italian ecclesiastic: pope 1003–09.