Magnus II

Magnus II may refer to:


 * Magnus II of Norway (1048–1069), son of Harald Sigurdsson
 * Magnus II of the Isle of Man was Magnus III of Norway (1073 – 24 August 1103)
 * Magnus II, Earl of Orkney (ca. 1184–1239)
 * Magnus II, Duke of Brunswick (ca. 1328–1373), called Magnus with the necklace
 * Magnus II of Sweden, King of Sweden between 1160 and 1161
 * Magnus III of Sweden (Magnus Ladulås, sometimes numbered Magnus II) (c. 1240– 1290)
 * Magnus IV of Sweden (Magnus Ericsson, sometimes numbered Magnus II) (1316–1374)
 * Magnus II, Duke of Mecklenburg (1441–1503), son of Heinrich IV, Duke of Mecklenburg-Schwerin
 * Magnus II, Duke of Saxe-Lauenburg (1543 – 14 May 1603)