Pope Donus II

Pope Donus II was a non-existent pope who was at one time shown in the official lists of popes.

He was mistakenly inserted after Pope Benedict VI. The name comes from a confusion of the title domnus (dominus) and the Roman name Donus (LP II, XVIII, and 256).^[1]

References

1. Levillain, Philippe (2002). The Papacy. New York: Routledge. p. 1065. ISBN 0-415-92228-3. Pope Donus II.