Prince Emanuel Joseph Johann of Liechtenstein (2 February/3 February 1700 in Vienna – 15 January 1771 in Vienna) was the father and brother to two of Liechtenstein’s monarchs.Emanuel was the second son of Prince Philipp Erasmus of Liechtenstein (11 September 1664 – 13 January 1704) and Countess Christina Theresa von Löwenstein-Wertheim-Rochefort (12 October 1665 – 14 April 1730).