French: seizième (before the noun) (abbreviation 16ème); (in names of monarchs and popes) seize (after the name) (abbreviation XVI)
Italian: sedicesimo m, sedicesima f (before the noun) (abbreviations 16º m, 16ª f); (in names of monarchs and popes) sedicesimo m, sedicesima f (after the name) (abbreviation XVI)