Johann von Greiffenclau
Johann von Greiffenclau is the name of the following people:
- Johann Philipp von Greiffenclau zu Vollraths , Prince-Bishop of Würzburg and Duke in Franconia
- Johann Erwein von Greiffenclau-Vollrads (1663–1727), Vice Cathedral of the Rheingau and Friedberger Burggraf