1770+ Boy Names Ending in O

Name of nine provincial Spanish kings, but more likely to conjure up Sancho Panza, the hapless squire of Don Quixote.

More often heard as a surname in Italy, this could make an interesting path to Ben.

One of the few masculine names that derived from a feminine one.

Is it a real name....or no?

Elaborated form of Antonio, from the Roman cognomen Antoninus, borne by a 2nd century Roman Emperor.

Son of Sicily.

Fargo as a baby name? Though we haven't heard of any babies named for this frigid North Dakota city, it's certainly on the map of possibilities.