Franz Joseph Maximilian Maria Antonius Ignatius Lamoral, 9th Prince of Thurn and Taxis, full German name: Franz Josef Maximilian Maria Antonius Ignatius Lamoral Fürst von Thurn und Taxis was the ninth Prince of Thurn and Taxis and Head of the Princely House of Thurn and Taxis from 22 January 1952 until his death on 13 July 1971.

Princess Maria Theresa of Löwenstein-Wertheim-Rosenberg was a Princess of Löwenstein-Wertheim-Rosenberg and a member of the House of Löwenstein-Wertheim-Rosenberg by birth and an Infanta of Portugal, Duchess consort of Braganza, and titular queen consort of Portugal through her marriage to Miguel Januário, Duke of Braganza, Miguelist claimant to the throne of Portugal from 1866 to 1920.