John Mavrocordatos (Greek: Ιωάννης Μαυροκορδάτος, Romanian: Ioan A. Mavrocordat), born in Constantinople on 23 July 1684 and died in Bucharest on 23 February 1719, was caimacam of Moldavia (7 October 1711 – 16 November 1711) and Prince of Wallachia between 2 December 1716 and 23 February 1719. He was a member of the Mavrocordatos family.