Maria Pia of the Two Sicilies (2 August 1849 – 29 September 1882) was a Princess of the Two Sicilies and titular Duchess consort of Parma as the wife of Robert I, Duke of Parma.

Maria Pia was forced into exile along with the rest of her family after the unification of Italy in 1861.

Maria Pia married Robert I, the exiled Duke of Parma and Piacenza and son of Charles III, Duke of Parma and his wife Princess Louise Marie Thérèse of France, on 5 April 1869 in Rome.

[1] Maria Pia and Robert, who were half first cousins once removed, had twelve children, of whom six were mentally disabled: Maria Pia died in childbirth and was buried at Villa Borbone near Viareggio.

After her death, Robert I remarried in 1884 to Maria Antonia of Portugal, daughter of the deposed Miguel I of Portugal and Adelaide of Löwenstein-Wertheim-Rosenberg; they had twelve children.