John III of Nassau
# John III of Nassau

John III of Nassau may refer to:

* John III, Count of Nassau-Beilstein (1495-1561)
* John III, Count of Nassau-Saarbrücken (1511-1574)
* John III, Count of Nassau-Siegen (died 1430)
* John III, Count of Nassau-Weilburg (1441-1480)
