The origin of surname Nicoletti is the region of Venice, in the city of Verona in northern Italy.

The name derives from the name Nicoletti Nicola, or Nicholas, who in turn derive from the Latin name Nicolaus, and east of the Greek Nikolaos which is composed of "nikan" which means "winning" and Laos, "which means" people.

Some variations of this family name include: DeNicola, Nicola, Niccolai, Niccoli, Niccolini, Niccolo, Niccoucci, Nicola, Nicolai, Nicolato, Nicoletti, Nicoli, Nicolo, Nicolodi, Nicora, Nicorelli, Nicorini and others.