IGNAZIO: Italian form of Latin Ignatius, possibly meaning "unknowing."
ILARIO: Italian form of Latin Hilarius, meaning "joyful; happy."
INNOCENZO: Italian form of Latin Innocentius, meaning "harmless, innocent."
IPPOLITO: Italian form of Latin Hippolytus, meaning "horse-freer."
ISAIA: Italian form of Latin Isaias, meaning "God is salvation."
ITALO: Italian form of Roman Latin Italus, meaning "of Italy."
ILARIO: Italian form of Latin Hilarius, meaning "joyful; happy."
INNOCENZO: Italian form of Latin Innocentius, meaning "harmless, innocent."
IPPOLITO: Italian form of Latin Hippolytus, meaning "horse-freer."
ISAIA: Italian form of Latin Isaias, meaning "God is salvation."
ITALO: Italian form of Roman Latin Italus, meaning "of Italy."