Antonia

Origin: Feminine form of the Roman family name Antonius · ultimate origin uncertain, probably Etruscan (from Latin)

Nicknames: Toni, Tonya, Tonia

Girl's name · #1279 in the US (2025) · Timeless

Popularity over time

Few names move less than Antonia — on the books since 1880, #1279 in 2025, and dependable in between. Roughly 34,000 girls share it. In all that time it has never once missed a year of the national records.

Across the states

See where Antonia is more common.

Appears in 2020-2025 birth records of 13 states. See the full state-by-state map on this page.

Around the world

See how Antonia ranks in other countries and regions.

#21 in Austria (2025) · #211 in Poland (2025) · #218 in Switzerland (2025) · #243 in Mexico (2024) · #440 in England & Wales (2025) · #489 in Ireland (2025) · #553 in Belgium (2025) · #558 in Sweden (2025) · #665 in France (2025) · #794 in Ecuador (2025) · #812 in Scotland (2025) · #988 in Netherlands (2025) and 1 more.

Famous Antonias

Antonia Minor — Youngest daughter of Octavia Minor and Mark Antony
Antonia Major — Eldest daughter of Octavia Minor and Mark Antony
Antonia Thomas — British actress
Antonia Maury — American astronomer (1866–1952)
Antonia Fraser — British author and novelist

In stories & tradition

Antonia — A Greek Slave (musical stage work)

What Antonias become

Among 1,082 notable people named Antonia:

Medical professionals appear 2.13× more often than among typical names — e.g. Antonia Coello-Novello, American politician (born 1944).

Spellings & nicknames

About 99 girls a year are given Toni as their full name.

Similar names: Antonella · Janie · Antoinette · Eugenia · Corinne · Celia

Browse more girl names — popularity, trends and eras for 5,700+ American names, free.

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