Princess Maria Ludwiga Theresia of Bavaria (6 July 1872 – 10 June 1954) was the daughter of the last King of Bavaria, Ludwig III, and Maria Theresia of Austria-Este.

[citation needed] Her husband, Prince Ferdinand Pius, Duke of Calabria, became the head of the House of Bourbon-Two Sicilies on 26 May 1934, thus she was titular queen consort of the Two Sicilies.

Princess Maria Ludwiga Theresia married Prince Ferdinand Pius of Bourbon-Two Sicilies, eldest child of Prince Alfonso, Count of Caserta and his wife Princess Antonietta of Bourbon-Two Sicilies, on 31 May 1897 in Munich.

[citation needed] The couple had six children:[citation needed]