| Casimir III, Duke of Pomerania | |
|---|---|
| Noble family | House of Griffins |
| Father | Barnim III, Duke of Pomerania |
| Mother | Agnes of Brunswick-Grubenhagen |
| Born | 1348 |
| Died | 24 August 1372 Königsberg (Neumark) |
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.