George IV, Count of Erbach-Fürstenau (12 May 1646 – 20 June 1678), was a member of the German House of Erbach who held the fiefs of Fürstenau, Michelstadt, Reichenberg, Bad König and Breuberg.
Born in Hanau, he was the eighth child and fifth (but third surviving) son of George Albert I, Count of Erbach-Schönberg and his third wife Elisabeth Dorothea, a daughter of George Frederick II, Count of Hohenlohe-Waldenburg in Schillingsfürst.