Maria Antonia
Maria Antonia may refer to:
German royalty
- Maria Antonia of Austria daughter of Holy Roman Emperor Leopold
- Duchess Maria Antonia of Bavaria daughter of Holy Roman Emperor Charles VII
- Maria Antonia Ferdinanda of Spain daughter of Philip V of Spain
- Maria Antonia Josepha Johanna of Austria, birthname of Marie Antoinette, daughter of Holy Roman Emperor Francis I and Empress Maria Theresa
- Archduchess Maria Antonia of Austria daughter of Ferdinand IV, Grand Duke of Tuscany
- Archduchess Maria Antonia of Austria daughter of Archduke Karl Salvator of Austria
- Archduchess Maria Antonia of Austria daughter of Archduke Leopold Salvator of Austria
Italian royalty
- Princess Maria Antonia of Parma daughter of Ferdinand I of Parma
- Princess Maria Antonia of Naples and Sicily daughter of Ferdinand I of the Two Sicilies
- Princess Maria Antonia Koháry daughter of Ferencz József Koháry de Csábrág
- Princess Maria Antonia of the Two Sicilies daughter of Francis I of the Two Sicilies
- Infanta Maria Antonia of Portugal daughter of Miguel I of Portugal
- Maria Antonia of the Two Sicilies daughter of Prince Ferdinand Pius, Duke of Castro
Others
- Maria Antonia Pereira, Spanish founder of the carmelite convent of Santiago de Compostela.
- Countess Maria Antonia of Waldstein-Wartenberg mother of Maria Antonia Koháry de Csábrág
- Maria Antonia Braile, Italian-arbëreshë writer
- Maria Antònia Martí, Spanish Catalan linguist
- María Antonia García Vidal de Santo Silas or María África Gracia Vidal, the birthnames credited to Maria Montez, Dominican actress
- Maria Antónia Teixeira Rosa, birthname of Mia Rose, English-born singer-songwriter
- Toña Is, María Antonia Is Piñera, Spanish football manager and former player