There have been more popes of this name than any other, but the last, number XXIII, was more than 40 years ago
The name John had been avoided by popes for five hundred 
years ... approved by the true pope; but at the time that Antipope John XXIII 
opened it,... [DOC] [TLE] Question of the Day - WNDU [PAR] 9/23/2016 - Over a million of these will be sold in a year, but 62% of them will 
never be used.