Maria Antonietta is a feminine Italian blended given name from the root names Miriam and Antonius. Notable people referred to by this name include the following:
Princess Maria Antonietta of Bourbon-Two Sicilies (1851–1938) daughter of Francis, Count of Trapani and Maria Isabella of Austria
Maria Antonietta Avanzo, first Italian female racetrack driver
Maria Antonietta Beluzzi (1930–1997), Italian actress
María Antonietta Berriozábal (born 1941), American activist
Maria Antonietta Macciocchi (1922–2007) was an Italian journalist, writer, feminist and politician
Maria Antonietta Picconi (1869–1926), Italian composer and pianist
Maria Antonietta Torriani, Italian journalist and fiction writer
