Maria Antonietta married her first cousin
Prince Alfonso, Count of Caserta, son of
Ferdinand II of the Two Sicilies and his wife
Maria Theresa of Austria, on 8 June 1868 in
Rome. Antonietta and Alfonso had twelve children: •
Prince Ferdinand Pius of Bourbon-Two Sicilies, Duke of Calabria (25 July 1869 – 17 January 1960) : ∞
Princess Maria Ludwiga Theresia of Bavaria, daughter of
Ludwig III of Bavaria. This marriage produced six children. •
Prince Carlos of Bourbon-Two Sicilies (10 November 1870 – 11 November 1949) : ∞
Mercedes, Princess of Asturias, daughter of
Alfonso XII of Spain. This marriage produced three children. : ∞
Princess Louise of Orléans, daughter of
Prince Philippe, Count of Paris. This marriage produced four children. • Prince Francesco di Paola of the Two Sicilies (14 July 1873 – 26 June 1876) •
Princess Maria Immaculata of Bourbon-Two Sicilies (30 October 1874 – 28 November 1947) : ∞
Prince Johann Georg of Saxony, son of
George of Saxony. This marriage produced no issue. •
Princess Maria Cristina of Bourbon-Two Sicilies (10 April 1877 – 4 October 1947) : ∞
Archduke Peter Ferdinand of Austria, Prince of Tuscany, son of
Ferdinand IV, Grand Duke of Tuscany. This marriage produced four children. •
Princess Maria di Grazia of Bourbon-Two Sicilies (12 August 1878 – 20 June 1973) : ∞
Prince Luiz of Orléans-Braganza, son of
Prince Gaston, Count of Eu. This marriage produced three children. • Princess Maria Giuseppina of the Two Sicilies (25 February 1880 – 22 July 1971) • Prince Gennaro of the Two Sicilies (24 January 1882 – 11 April 1944) : ∞ Beatrice Bordessa, created Countess of Villa Colli, born into a bourgeois Italian family from Chester in the North of England. This marriage produced no issue. •
Prince Ranieri of the Two Sicilies, Duke of Castro (1883–1973) : ∞ Countess Maria Carolina Zamoyska, daughter of
Count Andrzej Przemysław Zamoyski. This marriage produced two children. •
Prince Filippo of the Two Sicilies (10 December 1885 – 9 March 1949) : ∞
Princess Marie Louise d'Orléans, daughter of
Prince Emmanuel, Duke of Vendôme. This marriage produced one child. : ∞ Odette Labori, daughter of the French attorney
Fernand Labori. This marriage produced no issue. • Prince Francesco d'Assisi of the Two Sicilies (13 January 1888 – 26 March 1914) •
Prince Gabriele of the Two Sicilies (1 January 1897 – 22 October 1975) : ∞
Princess Malgorzata Izabella Czartoryska, daughter of
Prince Adam Ludwik Czartoryski. This marriage produced one child. : ∞
Princess Cecylia Lubomirska, daughter of Prince Kasimierz Lubomirski. This marriage produced four children. ==Honours==