Casimir III, Duke of Pomerania (b. 1348)
Casimir or Kasimir III (IV) (1348 – 24 August 1372), oldest son of Barnim III, was one of the Dukes of Pomerania-Stettin (Szczecin). He died during a campaign against the Margraviate of Brandenburg during the siege of Königsberg (Neumark) in 1372.