Barnim X, or according to another account Barnim XII (15 February 1549, Wolgast – 1 September 1603, Szczecin) was a duke of Pomerania and a member of the House of Griffins.
He administered from 1569, the RĂĽgenwalde district.
From 1600 until his death, he ruled in Pomerania-Stettin.