Antonella is an Italian diminutive of Antonia, the feminine form of the Roman family name Antonius, whose meaning is uncertain and is traditionally explained as "priceless" or "invaluable". The name is a favorite in Italy, Argentina and Uruguay, and in the United States it has grown with Latino families. Antonella entered the US top 1000 in 2016, jumped from number 1019 in 2015 to a peak of 233 in 2024 and ranks 284th in 2025.