Frederick Charles, Count of Erbach-Limpurg (21 May 1680 – 20 February 1731), was a German prince member of the House of Erbach and ruler (through marriage) over the Lordship of Limpurg-Michelbach and (through inheritance) over Erbach, Freienstein, Wildenstein, Michelstadt and Breuberg.
Born in Erbach, he was the fourteenth child and sixth (but third surviving) son of George Louis I, Count of Erbach-Erbach and his wife Countess Amalia Katharina of Waldeck-Eisenberg, a daughter of Philipp Dietrich, Count of Waldeck-Eisenberg.