Antonietta may refer to:
*
Antonietta (given name), a female given name
*
Antonietta (gastropod), a genus belonging to the taxonomic family ''Glaucidae'' of colorful sea slugs
*
Antonietta (novel), a 1991 novel by John Hersey
See also
*''
Antonieta'', a 1982 Spanish film
*
Antonia (disambiguation)
*
Antonina (disambiguation) Antonina may refer to:
Geography
* Antonina, Paraná, a municipality in Brazil
* Antonina, Bełchatów County, in Łódź Voivodeship, central Poland
* Antonina, Pajęczno County, in Łódź Voivodeship, central Poland
* Antonina, Poddębice County ...
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