ⓘ Otto IV (disambiguation)

                                     

ⓘ Otto IV (disambiguation)

Otto IV may refer to:

  • Otto IV, Margrave of Brandenburg-Stendal c. 1238 – 1308 or 1309
  • Otto IV, Holy Roman Emperor 1175–1218
  • Otto IV, Count of Rietberg d. 1553
  • Otto IV, Count of Ravensberg c. 1276–1328
  • Otto IV, the Merry 1301–1339, Duke of Austria
  • Otto IV of Schaumburg 1517–1576
  • Otto IV, Duke of Lower Bavaria 1307–1334
  • Otto IV, Count of Burgundy 1248–1302
  • Otto IV, Count of Wittelsbach c. 1083 – 1156
  • Otto IV, Prince of Anhalt-Bernburg d. 1415
  • Otto IV, Duke of Brunswick-Luneburg or Otto the Lame d. 1446, Prince of Luneburg
  • Otto IV, Count of Waldeck c. 1440–1494, of Landau