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 (21 December 1893, Regensburg, Kingdom of Bavaria – 13 July 1971, Regensburg, Bavaria, Germany) 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.