William Maurice

William Maurice may refer to:
 * Sir William Maurice (politician), Welsh politician
 * William Maurice, Prince of Nassau-Siegen
 * William Maurice (antiquary) (1620–1680)
 * William Maurice (pirate), first man to be hanged, drawn and quartered in England in 1241
 * William Maurice, Count of Isenburg-Büdingen-Birstein, see Prince Franz Adolph of Anhalt-Bernburg-Schaumburg-Hoym