| Picture | Name | Father | Birth | Marriage | Became Duchess | Ceased to be Duchess | Death | Husband |
|---|---|---|---|---|---|---|---|---|
 | Maria Cristina of Naples and Sicily | Ferdinand I of the Two Sicilies (Bourbon) | 17 January 1779 | 6 April 1807 | 7 January 1815 | 12 March 1821 became queen | 11 March 1849 | Prince Charles Felix |
 | Elisabeth of Saxony | John of Saxony (Wettin) | 4 February 1830 | 22 April 1850 | 10 February 1855 husband's death | 14 August 1912 | Prince Ferdinand | |
 | Isabella of Bavaria | Prince Adalbert of Bavaria (Wittelsbach) | 31 August 1863 | 14 April 1883 | 26 February 1924 | Prince Thomas | ||
 | Maria Luigia Alliaga Gandolfi | Carlo, conte di Ricaldone, conte di Borghetto, Montegrosso e Pornas | 22 October 1899 | 28 February 1938 | 24 June 1963 husband's death | 19 July 1986 | Prince Ferdinando | |
 | Lydia of Arenberg | Engelbert-Maria, 9th Duke of Arenberg (Arenberg) | 1 April 1905 | 30 April 1928 | 24 June 1963 husband's accession | 23 July 1977 | Prince Filiberto | |
 | Lucia of Bourbon-Two Sicilies | Prince Ferdinand Pius, Duke of Calabria (Bourbon-Two Sicilies) | 9 July 1908 | 30 April 1928 | 7 September 1990 husband's accession | 8 December 1996 husband's death | 3 November 2001 | Prince Eugenio |
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