The name reached its all-time peak in 1997 with 16 births ranking #4071. FALLING Recent data shows the name is currently falling.
Antonia is the feminine form of Antonius, the old Roman family name behind Anthony and Antonio. It has a long classical history and feels both traditional and international.
The name was used in ancient Rome and later spread widely across Europe in forms shaped by local languages. The family origin is well established, even though the original meaning of Antonius itself is not completely certain.